| Day | Rate | Set date |
|---|---|---|
| 2 January | 66.5700 | .. |
| 3 January | 67.8400 | .. |
| 4 January | 68.0700 | .. |
| 5 January | 67.6200 | .. |
| 8 January | 67.7800 | .. |
| 9 January | 68.8200 | .. |
| 10 January | 69.2000 | .. |
| 11 January | 69.2600 | .. |
| 12 January | 69.8700 | .. |
| 15 January | 70.2600 | .. |
| 16 January | 69.1500 | .. |
| 17 January | 69.3800 | .. |
| 18 January | 69.3100 | .. |
| 19 January | 68.6100 | .. |
| 22 January | 69.0300 | .. |
| 23 January | 69.9600 | .. |
| 24 January | 70.5300 | .. |
| 25 January | 70.4200 | .. |
| 26 January | 70.5200 | .. |
| 29 January | 69.4600 | .. |
| 30 January | 69.0200 | .. |
| 31 January | 69.0500 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 February | 69.6500 | .. |
| 2 February | 68.5800 | .. |
| 5 February | 67.6200 | .. |
| 6 February | 66.8600 | .. |
| 7 February | 65.5100 | .. |
| 8 February | 64.8100 | .. |
| 9 February | 62.7900 | .. |
| 12 February | 62.5900 | .. |
| 13 February | 62.7200 | .. |
| 14 February | 64.3600 | .. |
| 15 February | 64.3300 | .. |
| 16 February | 64.8400 | .. |
| 19 February | 65.6700 | .. |
| 20 February | 65.2500 | .. |
| 21 February | 65.4200 | .. |
| 22 February | 66.3900 | .. |
| 23 February | 67.3100 | .. |
| 26 February | 67.5000 | .. |
| 27 February | 66.6300 | .. |
| 28 February | 65.7800 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 March | 63.8300 | .. |
| 2 March | 64.3700 | .. |
| 5 March | 65.5400 | .. |
| 6 March | 65.7900 | .. |
| 7 March | 64.3400 | .. |
| 8 March | 63.6100 | .. |
| 9 March | 65.4900 | .. |
| 12 March | 64.9500 | .. |
| 13 March | 64.6400 | .. |
| 14 March | 64.8900 | .. |
| 15 March | 65.1200 | .. |
| 16 March | 66.2100 | .. |
| 19 March | 66.0500 | .. |
| 20 March | 67.4200 | .. |
| 21 March | 69.4700 | .. |
| 22 March | 68.9100 | .. |
| 23 March | 70.4500 | .. |
| 26 March | 70.1200 | .. |
| 27 March | 70.1100 | .. |
| 28 March | 69.5300 | .. |
| 29 March | 70.2700 | .. |
| Day | Rate | Set date |
|---|---|---|
| 2 April | 67.6400 | .. |
| 3 April | 68.1200 | .. |
| 4 April | 68.0200 | .. |
| 5 April | 68.3300 | .. |
| 6 April | 67.1100 | .. |
| 9 April | 68.6500 | .. |
| 10 April | 71.0400 | .. |
| 11 April | 72.0600 | .. |
| 12 April | 72.0200 | .. |
| 13 April | 72.5800 | .. |
| 16 April | 71.4200 | .. |
| 17 April | 71.5800 | .. |
| 18 April | 73.4800 | .. |
| 19 April | 73.7800 | .. |
| 20 April | 74.0600 | .. |
| 23 April | 74.7100 | .. |
| 24 April | 73.8600 | .. |
| 25 April | 74.0000 | .. |
| 26 April | 74.7400 | .. |
| 27 April | 74.6400 | .. |
| 30 April | 75.1700 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 May | 73.1300 | .. |
| 2 May | 73.3600 | .. |
| 3 May | 73.6200 | .. |
| 4 May | 74.8700 | .. |
| 7 May | 76.1700 | .. |
| 8 May | 74.8500 | .. |
| 9 May | 77.2100 | .. |
| 10 May | 77.4700 | .. |
| 11 May | 77.1200 | .. |
| 14 May | 78.2300 | .. |
| 15 May | 78.4300 | .. |
| 16 May | 79.2800 | .. |
| 17 May | 79.3000 | .. |
| 18 May | 78.5100 | .. |
| 21 May | 79.2200 | .. |
| 22 May | 79.5700 | .. |
| 23 May | 79.8000 | .. |
| 24 May | 78.7900 | .. |
| 25 May | 76.4400 | .. |
| 28 May | 75.3000 | .. |
| 29 May | 75.3900 | .. |
| 30 May | 77.5000 | .. |
| 31 May | 77.5900 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 June | 76.7900 | .. |
| 4 June | 75.2900 | .. |
| 5 June | 75.3800 | .. |
| 6 June | 75.3600 | .. |
| 7 June | 77.3200 | .. |
| 8 June | 76.4600 | .. |
| 11 June | 76.4600 | .. |
| 12 June | 75.8800 | .. |
| 13 June | 76.7400 | .. |
| 14 June | 75.9400 | .. |
| 15 June | 73.4400 | .. |
| 18 June | 75.3400 | .. |
| 19 June | 75.0800 | .. |
| 20 June | 74.7400 | .. |
| 21 June | 73.0500 | .. |
| 22 June | 75.5500 | .. |
| 25 June | 74.7300 | .. |
| 26 June | 76.3100 | .. |
| 27 June | 77.6200 | .. |
| 28 June | 77.8500 | .. |
| 29 June | 79.4400 | .. |
| Day | Rate | Set date |
|---|---|---|
| 2 July | 77.3000 | .. |
| 3 July | 77.7600 | .. |
| 4 July | 78.2400 | .. |
| 5 July | 77.3900 | .. |
| 6 July | 77.1100 | .. |
| 9 July | 78.0700 | .. |
| 10 July | 78.8600 | .. |
| 11 July | 73.4000 | .. |
| 12 July | 74.4500 | .. |
| 13 July | 75.3300 | .. |
| 16 July | 71.8400 | .. |
| 17 July | 72.1600 | .. |
| 18 July | 72.9000 | .. |
| 19 July | 72.5800 | .. |
| 20 July | 73.0700 | .. |
| 23 July | 73.0600 | .. |
| 24 July | 73.4400 | .. |
| 25 July | 73.9300 | .. |
| 26 July | 74.5400 | .. |
| 27 July | 74.2900 | .. |
| 30 July | 74.9700 | .. |
| 31 July | 74.2500 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 August | 72.3900 | .. |
| 2 August | 73.4500 | .. |
| 3 August | 73.2100 | .. |
| 6 August | 73.7500 | .. |
| 7 August | 74.6500 | .. |
| 8 August | 72.2800 | .. |
| 9 August | 72.0700 | .. |
| 10 August | 72.8100 | .. |
| 13 August | 72.6100 | .. |
| 14 August | 72.4600 | .. |
| 15 August | 70.7600 | .. |
| 16 August | 71.4300 | .. |
| 17 August | 71.8300 | .. |
| 20 August | 72.2100 | .. |
| 21 August | 72.6300 | .. |
| 22 August | 74.7800 | .. |
| 23 August | 74.7300 | .. |
| 24 August | 75.8200 | .. |
| 27 August | 76.2100 | .. |
| 28 August | 75.9500 | .. |
| 29 August | 77.1400 | .. |
| 30 August | 77.7700 | .. |
| 31 August | 77.4200 | .. |
| Day | Rate | Set date |
|---|---|---|
| 3 September | 78.1500 | .. |
| 4 September | 78.1700 | .. |
| 5 September | 77.2700 | .. |
| 6 September | 76.5000 | .. |
| 7 September | 76.8300 | .. |
| 10 September | 77.3700 | .. |
| 11 September | 79.0600 | .. |
| 12 September | 79.7400 | .. |
| 13 September | 78.1800 | .. |
| 14 September | 78.0900 | .. |
| 17 September | 78.0500 | .. |
| 18 September | 79.0300 | .. |
| 19 September | 79.4000 | .. |
| 20 September | 78.7000 | .. |
| 21 September | 78.8000 | .. |
| 24 September | 81.2000 | .. |
| 25 September | 81.8700 | .. |
| 26 September | 81.3400 | .. |
| 27 September | 81.7200 | .. |
| 28 September | 82.7200 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 October | 84.9800 | .. |
| 2 October | 84.8000 | .. |
| 3 October | 86.2900 | .. |
| 4 October | 84.5800 | .. |
| 5 October | 84.1600 | .. |
| 8 October | 83.9100 | .. |
| 9 October | 85.0000 | .. |
| 10 October | 83.0900 | .. |
| 11 October | 80.2600 | .. |
| 12 October | 80.4300 | .. |
| 15 October | 80.7800 | .. |
| 16 October | 81.4100 | .. |
| 17 October | 80.0500 | .. |
| 18 October | 79.2900 | .. |
| 19 October | 79.7800 | .. |
| 22 October | 79.8300 | .. |
| 23 October | 76.4400 | .. |
| 24 October | 76.1700 | .. |
| 25 October | 76.8900 | .. |
| 26 October | 77.6200 | .. |
| 29 October | 77.3400 | .. |
| 30 October | 75.9100 | .. |
| 31 October | 75.4700 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 November | 72.8900 | .. |
| 2 November | 72.8300 | .. |
| 5 November | 73.1700 | .. |
| 6 November | 72.1300 | .. |
| 7 November | 72.0700 | .. |
| 8 November | 70.6500 | .. |
| 9 November | 70.1800 | .. |
| 12 November | 70.1200 | .. |
| 13 November | 65.4700 | .. |
| 14 November | 66.1200 | .. |
| 15 November | 66.6200 | .. |
| 16 November | 66.7600 | .. |
| 19 November | 66.7900 | .. |
| 20 November | 62.5300 | .. |
| 21 November | 63.4800 | .. |
| 22 November | 62.6000 | .. |
| 23 November | 58.8000 | .. |
| 26 November | 60.4800 | .. |
| 27 November | 60.2100 | .. |
| 28 November | 58.7600 | .. |
| 29 November | 59.5100 | .. |
| 30 November | 58.7100 | .. |
| Day | Rate | Set date |
|---|---|---|
| 3 December | 61.6900 | .. |
| 4 December | 62.0800 | .. |
| 5 December | 61.5600 | .. |
| 6 December | 60.0600 | .. |
| 7 December | 61.6700 | .. |
| 10 December | 59.9700 | .. |
| 11 December | 60.2000 | .. |
| 12 December | 60.1500 | .. |
| 13 December | 61.4500 | .. |
| 14 December | 60.2800 | .. |
| 17 December | 59.6100 | .. |
| 18 December | 56.2600 | .. |
| 19 December | 57.2400 | .. |
| 20 December | 54.3500 | .. |
| 21 December | 53.8200 | .. |
| 24 December | 50.4700 | .. |
| 26 December | 54.4700 | .. |
| 27 December | 52.1600 | .. |
| 28 December | 52.2000 | .. |
| 31 December | 53.8000 | .. |