| Day | Rate | Set date |
|---|---|---|
| 4 January | 47.6200 | .. |
| 5 January | 49.9300 | .. |
| 6 January | 50.6300 | .. |
| 7 January | 50.8300 | .. |
| 8 January | 52.2400 | .. |
| 11 January | 52.2500 | .. |
| 12 January | 53.2100 | .. |
| 13 January | 52.9100 | .. |
| 14 January | 53.5700 | .. |
| 15 January | 52.3600 | .. |
| 17 January | 52.2000 | .. |
| 18 January | 52.3600 | .. |
| 19 January | 52.9800 | .. |
| 20 January | 53.2400 | .. |
| 21 January | 53.1300 | .. |
| 22 January | 52.2700 | .. |
| 25 January | 52.7700 | .. |
| 26 January | 52.6100 | .. |
| 27 January | 52.8500 | .. |
| 28 January | 52.3400 | .. |
| 29 January | 52.2000 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 February | 53.5500 | .. |
| 2 February | 54.7600 | .. |
| 3 February | 55.6900 | .. |
| 4 February | 56.2300 | .. |
| 5 February | 56.8500 | .. |
| 8 February | 57.9700 | .. |
| 9 February | 58.3600 | .. |
| 10 February | 58.6800 | .. |
| 11 February | 58.2400 | .. |
| 12 February | 59.4700 | .. |
| 14 February | 60.3700 | .. |
| 15 February | 60.0900 | .. |
| 16 February | 60.0500 | .. |
| 17 February | 61.1400 | .. |
| 18 February | 60.5200 | .. |
| 19 February | 59.2400 | .. |
| 22 February | 61.4900 | .. |
| 23 February | 61.6700 | .. |
| 24 February | 63.2200 | .. |
| 25 February | 63.5300 | .. |
| 26 February | 61.5000 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 March | 60.6400 | .. |
| 2 March | 59.7500 | .. |
| 3 March | 61.2800 | .. |
| 4 March | 63.8300 | .. |
| 5 March | 66.0900 | .. |
| 8 March | 65.0500 | .. |
| 9 March | 64.0100 | .. |
| 10 March | 64.4400 | .. |
| 11 March | 66.0200 | .. |
| 12 March | 65.6100 | .. |
| 15 March | 65.3900 | .. |
| 16 March | 64.8000 | .. |
| 17 March | 64.6000 | .. |
| 18 March | 60.0000 | .. |
| 19 March | 61.4200 | .. |
| 22 March | 61.5500 | .. |
| 23 March | 57.7600 | .. |
| 24 March | 61.1800 | .. |
| 25 March | 58.5600 | .. |
| 26 March | 60.9700 | .. |
| 29 March | 61.5600 | .. |
| 30 March | 60.5500 | .. |
| 31 March | 59.1600 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 April | 61.4500 | .. |
| 5 April | 58.6500 | .. |
| 6 April | 59.3300 | .. |
| 7 April | 59.7700 | .. |
| 8 April | 59.6000 | .. |
| 9 April | 59.3200 | .. |
| 12 April | 59.7000 | .. |
| 13 April | 60.1800 | .. |
| 14 April | 63.1500 | .. |
| 15 April | 63.4600 | .. |
| 16 April | 63.1300 | .. |
| 19 April | 63.3800 | .. |
| 20 April | 62.4400 | .. |
| 21 April | 61.3500 | .. |
| 22 April | 61.4300 | .. |
| 23 April | 62.1400 | .. |
| 26 April | 61.9100 | .. |
| 27 April | 62.9400 | .. |
| 28 April | 63.8600 | .. |
| 29 April | 65.0100 | .. |
| 30 April | 63.5800 | .. |
| Day | Rate | Set date |
|---|---|---|
| 3 May | 64.4900 | .. |
| 4 May | 65.6900 | .. |
| 5 May | 65.6300 | .. |
| 6 May | 64.7100 | .. |
| 7 May | 64.9000 | .. |
| 10 May | 64.9200 | .. |
| 11 May | 65.2800 | .. |
| 12 May | 66.0800 | .. |
| 13 May | 63.8200 | .. |
| 14 May | 65.3700 | .. |
| 17 May | 66.2700 | .. |
| 18 May | 65.4900 | .. |
| 19 May | 63.3600 | .. |
| 20 May | 62.0500 | .. |
| 21 May | 63.5800 | .. |
| 24 May | 66.0500 | .. |
| 25 May | 66.0700 | .. |
| 26 May | 66.2100 | .. |
| 27 May | 66.8500 | .. |
| 28 May | 66.3200 | .. |
| 30 May | 66.5900 | .. |
| 31 May | 66.9600 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 June | 67.7200 | .. |
| 2 June | 68.8300 | .. |
| 3 June | 68.8100 | .. |
| 4 June | 69.6200 | .. |
| 7 June | 69.2300 | .. |
| 8 June | 70.0500 | .. |
| 9 June | 69.9600 | .. |
| 10 June | 70.2900 | .. |
| 11 June | 70.9100 | .. |
| 14 June | 70.8800 | .. |
| 15 June | 72.1200 | .. |
| 16 June | 72.1500 | .. |
| 17 June | 71.0400 | .. |
| 18 June | 71.6400 | .. |
| 21 June | 73.6600 | .. |
| 22 June | 73.0600 | .. |
| 23 June | 73.0800 | .. |
| 24 June | 73.3000 | .. |
| 25 June | 74.0500 | .. |
| 28 June | 72.9100 | .. |
| 29 June | 72.9800 | .. |
| 30 June | 73.4700 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 July | 75.2300 | .. |
| 2 July | 75.1600 | .. |
| 4 July | 75.1400 | .. |
| 5 July | 76.2500 | .. |
| 6 July | 73.3700 | .. |
| 7 July | 72.2000 | .. |
| 8 July | 72.9400 | .. |
| 9 July | 74.5600 | .. |
| 12 July | 74.1000 | .. |
| 13 July | 75.2500 | .. |
| 14 July | 73.1300 | .. |
| 15 July | 71.6500 | .. |
| 16 July | 71.8100 | .. |
| 19 July | 66.4200 | .. |
| 20 July | 67.4200 | .. |
| 21 July | 70.3000 | .. |
| 22 July | 71.9100 | .. |
| 23 July | 72.0700 | .. |
| 26 July | 71.9100 | .. |
| 27 July | 71.6500 | .. |
| 28 July | 72.3900 | .. |
| 29 July | 73.6200 | .. |
| 30 July | 73.9500 | .. |
| Day | Rate | Set date |
|---|---|---|
| 2 August | 71.2600 | .. |
| 3 August | 70.5600 | .. |
| 4 August | 68.1500 | .. |
| 5 August | 69.0900 | .. |
| 6 August | 68.2800 | .. |
| 9 August | 66.4800 | .. |
| 10 August | 68.2900 | .. |
| 11 August | 69.2500 | .. |
| 12 August | 69.0900 | .. |
| 13 August | 68.4400 | .. |
| 16 August | 67.2900 | .. |
| 17 August | 66.5900 | .. |
| 18 August | 65.4600 | .. |
| 19 August | 63.6900 | .. |
| 20 August | 62.3200 | .. |
| 23 August | 65.6400 | .. |
| 24 August | 67.5400 | .. |
| 25 August | 68.3600 | .. |
| 26 August | 67.4200 | .. |
| 27 August | 68.7400 | .. |
| 30 August | 69.2100 | .. |
| 31 August | 68.5000 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 September | 68.5900 | .. |
| 2 September | 69.9900 | .. |
| 3 September | 69.2900 | .. |
| 5 September | 68.7500 | .. |
| 6 September | 68.8000 | .. |
| 7 September | 68.3500 | .. |
| 8 September | 69.3000 | .. |
| 9 September | 68.1400 | .. |
| 10 September | 69.7200 | .. |
| 13 September | 70.4500 | .. |
| 14 September | 70.4600 | .. |
| 15 September | 72.6100 | .. |
| 16 September | 72.6100 | .. |
| 17 September | 71.9700 | .. |
| 20 September | 70.2900 | .. |
| 21 September | 70.5600 | .. |
| 22 September | 72.2300 | .. |
| 23 September | 73.3000 | .. |
| 24 September | 73.9800 | .. |
| 27 September | 75.4500 | .. |
| 28 September | 75.2900 | .. |
| 29 September | 74.8300 | .. |
| 30 September | 75.0300 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 October | 75.8800 | .. |
| 4 October | 77.6200 | .. |
| 5 October | 78.9300 | .. |
| 6 October | 77.4300 | .. |
| 7 October | 78.3000 | .. |
| 8 October | 79.3500 | .. |
| 11 October | 80.5200 | .. |
| 12 October | 80.6400 | .. |
| 13 October | 80.4400 | .. |
| 14 October | 81.3100 | .. |
| 15 October | 82.2800 | .. |
| 18 October | 82.4400 | .. |
| 19 October | 82.9600 | .. |
| 20 October | 83.8700 | .. |
| 21 October | 82.5000 | .. |
| 22 October | 83.7600 | .. |
| 25 October | 83.7600 | .. |
| 26 October | 84.6500 | .. |
| 27 October | 82.6600 | .. |
| 28 October | 82.8100 | .. |
| 29 October | 83.5700 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 November | 84.0500 | .. |
| 2 November | 83.9100 | .. |
| 3 November | 80.8600 | .. |
| 4 November | 78.8100 | .. |
| 5 November | 81.2700 | .. |
| 8 November | 81.9300 | .. |
| 9 November | 84.1500 | .. |
| 10 November | 81.3400 | .. |
| 11 November | 81.5900 | .. |
| 12 November | 80.7900 | .. |
| 15 November | 79.7500 | .. |
| 16 November | 79.7400 | .. |
| 17 November | 77.5500 | .. |
| 18 November | 78.4100 | .. |
| 19 November | 75.9400 | .. |
| 22 November | 76.7500 | .. |
| 23 November | 78.5000 | .. |
| 24 November | 78.3900 | .. |
| 25 November | 77.4100 | .. |
| 26 November | 68.1500 | .. |
| 29 November | 69.9500 | .. |
| 30 November | 66.1800 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 December | 65.5700 | .. |
| 2 December | 66.5000 | .. |
| 3 December | 66.2600 | .. |
| 5 December | 67.5600 | .. |
| 6 December | 69.4900 | .. |
| 7 December | 72.0500 | .. |
| 8 December | 72.3600 | .. |
| 9 December | 70.9400 | .. |
| 10 December | 71.6700 | .. |
| 12 December | 72.5000 | .. |
| 13 December | 71.2900 | .. |
| 14 December | 70.7300 | .. |
| 15 December | 70.8700 | .. |
| 16 December | 72.3800 | .. |
| 17 December | 70.8600 | .. |
| 19 December | 69.2700 | .. |
| 20 December | 68.2300 | .. |
| 21 December | 71.1200 | .. |
| 22 December | 72.7600 | .. |
| 23 December | 73.7900 | .. |
| 26 December | 73.3200 | .. |
| 27 December | 75.5700 | .. |
| 28 December | 75.9800 | .. |
| 29 December | 76.5600 | .. |
| 30 December | 76.9900 | .. |
| 31 December | 75.2100 | .. |