| Day | Rate | Set date |
|---|---|---|
| 2 January | 54.9100 | .. |
| 3 January | 55.9500 | .. |
| 4 January | 57.0600 | .. |
| 7 January | 57.3300 | .. |
| 8 January | 58.7200 | .. |
| 9 January | 61.4400 | .. |
| 10 January | 61.6800 | .. |
| 11 January | 60.4800 | .. |
| 14 January | 58.9900 | .. |
| 15 January | 60.6400 | .. |
| 16 January | 61.3200 | .. |
| 17 January | 61.1800 | .. |
| 18 January | 62.7000 | .. |
| 21 January | 62.7400 | .. |
| 22 January | 61.5000 | .. |
| 23 January | 61.1400 | .. |
| 24 January | 61.0900 | .. |
| 25 January | 61.6400 | .. |
| 28 January | 59.9300 | .. |
| 29 January | 61.3200 | .. |
| 30 January | 61.6500 | .. |
| 31 January | 61.8900 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 February | 62.7500 | .. |
| 4 February | 62.5100 | .. |
| 5 February | 61.9800 | .. |
| 6 February | 62.6900 | .. |
| 7 February | 61.6300 | .. |
| 8 February | 62.1000 | .. |
| 11 February | 61.5100 | .. |
| 12 February | 62.4200 | .. |
| 13 February | 63.6100 | .. |
| 14 February | 64.5700 | .. |
| 15 February | 66.2500 | .. |
| 18 February | 66.5000 | .. |
| 19 February | 66.4500 | .. |
| 20 February | 67.0800 | .. |
| 21 February | 67.0700 | .. |
| 22 February | 67.1200 | .. |
| 25 February | 64.7600 | .. |
| 26 February | 65.2100 | .. |
| 27 February | 66.3900 | .. |
| 28 February | 66.0300 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 March | 65.0700 | .. |
| 4 March | 65.6700 | .. |
| 5 March | 65.8600 | .. |
| 6 March | 65.9900 | .. |
| 7 March | 66.3000 | .. |
| 8 March | 65.7400 | .. |
| 11 March | 66.5800 | .. |
| 12 March | 66.6700 | .. |
| 13 March | 67.5500 | .. |
| 14 March | 67.2300 | .. |
| 15 March | 67.1600 | .. |
| 18 March | 67.5400 | .. |
| 19 March | 67.6100 | .. |
| 20 March | 68.5000 | .. |
| 21 March | 67.8600 | .. |
| 22 March | 67.0300 | .. |
| 25 March | 67.2100 | .. |
| 26 March | 67.9700 | .. |
| 27 March | 67.8300 | .. |
| 28 March | 67.8200 | .. |
| 29 March | 68.3900 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 April | 69.0100 | .. |
| 2 April | 69.3700 | .. |
| 3 April | 69.3100 | .. |
| 4 April | 69.4000 | .. |
| 5 April | 70.3400 | .. |
| 8 April | 71.1000 | .. |
| 9 April | 70.6100 | .. |
| 10 April | 71.7300 | .. |
| 11 April | 70.8300 | .. |
| 12 April | 71.5500 | .. |
| 15 April | 71.1800 | .. |
| 16 April | 71.7200 | .. |
| 17 April | 71.6200 | .. |
| 18 April | 71.9700 | .. |
| 22 April | 74.0400 | .. |
| 23 April | 74.5100 | .. |
| 24 April | 74.5700 | .. |
| 25 April | 74.3500 | .. |
| 26 April | 72.1500 | .. |
| 29 April | 72.0400 | .. |
| 30 April | 72.8000 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 May | 72.1800 | .. |
| 2 May | 70.7500 | .. |
| 3 May | 70.8500 | .. |
| 6 May | 71.2400 | .. |
| 7 May | 69.8800 | .. |
| 8 May | 70.3700 | .. |
| 9 May | 70.3900 | .. |
| 10 May | 70.6200 | .. |
| 13 May | 70.2300 | .. |
| 14 May | 71.2400 | .. |
| 15 May | 71.7700 | .. |
| 16 May | 72.6200 | .. |
| 17 May | 72.2100 | .. |
| 20 May | 71.9700 | .. |
| 21 May | 72.1800 | .. |
| 22 May | 70.9900 | .. |
| 23 May | 67.7600 | .. |
| 24 May | 68.6900 | .. |
| 27 May | 70.1100 | .. |
| 28 May | 70.1100 | .. |
| 29 May | 69.4500 | .. |
| 30 May | 66.8700 | .. |
| 31 May | 64.4900 | .. |
| Day | Rate | Set date |
|---|---|---|
| 3 June | 61.2800 | .. |
| 4 June | 61.9700 | .. |
| 5 June | 60.6300 | .. |
| 6 June | 61.6700 | .. |
| 7 June | 63.2900 | .. |
| 10 June | 62.2900 | .. |
| 11 June | 62.2900 | .. |
| 12 June | 59.9700 | .. |
| 13 June | 61.3100 | .. |
| 14 June | 62.0100 | .. |
| 17 June | 60.9400 | .. |
| 18 June | 62.1400 | .. |
| 19 June | 61.8200 | .. |
| 20 June | 64.4500 | .. |
| 21 June | 65.2000 | .. |
| 24 June | 64.8600 | .. |
| 25 June | 65.0500 | .. |
| 26 June | 66.4900 | .. |
| 27 June | 66.5500 | .. |
| 28 June | 66.5500 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 July | 65.0600 | .. |
| 2 July | 62.4000 | .. |
| 3 July | 63.8200 | .. |
| 4 July | 63.3000 | .. |
| 5 July | 64.2300 | .. |
| 8 July | 64.1100 | .. |
| 9 July | 64.1600 | .. |
| 10 July | 67.0100 | .. |
| 11 July | 66.5200 | .. |
| 12 July | 66.7200 | .. |
| 15 July | 66.4800 | .. |
| 16 July | 64.3500 | .. |
| 17 July | 63.6600 | .. |
| 18 July | 61.9300 | .. |
| 19 July | 62.4700 | .. |
| 22 July | 63.2600 | .. |
| 23 July | 63.8300 | .. |
| 24 July | 63.1800 | .. |
| 25 July | 63.3900 | .. |
| 26 July | 63.4600 | .. |
| 29 July | 63.7100 | .. |
| 30 July | 64.7200 | .. |
| 31 July | 65.1700 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 August | 60.5000 | .. |
| 2 August | 61.8900 | .. |
| 5 August | 59.8100 | .. |
| 6 August | 58.9400 | .. |
| 7 August | 56.2300 | .. |
| 8 August | 57.3800 | .. |
| 9 August | 58.5300 | .. |
| 12 August | 58.5700 | .. |
| 13 August | 61.3000 | .. |
| 14 August | 59.4800 | .. |
| 15 August | 58.2300 | .. |
| 16 August | 58.6400 | .. |
| 19 August | 59.7400 | .. |
| 20 August | 60.0300 | .. |
| 21 August | 60.3000 | .. |
| 22 August | 59.9200 | .. |
| 23 August | 59.3400 | .. |
| 26 August | 58.7000 | .. |
| 27 August | 59.5100 | .. |
| 28 August | 60.4900 | .. |
| 29 August | 61.0800 | .. |
| 30 August | 60.4300 | .. |
| Day | Rate | Set date |
|---|---|---|
| 2 September | 58.6600 | .. |
| 3 September | 58.2600 | .. |
| 4 September | 60.7000 | .. |
| 5 September | 60.9500 | .. |
| 6 September | 61.5400 | .. |
| 9 September | 62.5900 | .. |
| 10 September | 62.3800 | .. |
| 11 September | 60.8100 | .. |
| 12 September | 60.3800 | .. |
| 13 September | 60.2200 | .. |
| 16 September | 69.0200 | .. |
| 17 September | 64.5500 | .. |
| 18 September | 63.6000 | .. |
| 19 September | 64.4000 | .. |
| 20 September | 64.2800 | .. |
| 23 September | 64.7700 | .. |
| 24 September | 63.1000 | .. |
| 25 September | 62.3900 | .. |
| 26 September | 62.7400 | .. |
| 27 September | 61.9100 | .. |
| 30 September | 60.7800 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 October | 58.8900 | .. |
| 2 October | 57.6900 | .. |
| 3 October | 57.7100 | .. |
| 4 October | 58.3700 | .. |
| 7 October | 58.3500 | .. |
| 8 October | 58.2400 | .. |
| 9 October | 58.3200 | .. |
| 10 October | 59.1000 | .. |
| 11 October | 60.5100 | .. |
| 14 October | 59.3500 | .. |
| 15 October | 58.7400 | .. |
| 16 October | 59.4200 | .. |
| 17 October | 59.9100 | .. |
| 18 October | 59.4200 | .. |
| 21 October | 58.9600 | .. |
| 22 October | 59.7000 | .. |
| 23 October | 61.1700 | .. |
| 24 October | 61.6700 | .. |
| 25 October | 62.0200 | .. |
| 28 October | 61.5700 | .. |
| 29 October | 61.5900 | .. |
| 30 October | 60.6100 | .. |
| 31 October | 60.2300 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 November | 61.6900 | .. |
| 4 November | 62.1300 | .. |
| 5 November | 62.9600 | .. |
| 6 November | 61.7400 | .. |
| 7 November | 62.2900 | .. |
| 8 November | 62.5100 | .. |
| 11 November | 62.1800 | .. |
| 12 November | 62.0600 | .. |
| 13 November | 62.3700 | .. |
| 14 November | 62.2800 | .. |
| 15 November | 63.3000 | .. |
| 18 November | 62.4400 | .. |
| 19 November | 60.9100 | .. |
| 20 November | 62.4000 | .. |
| 21 November | 63.9700 | .. |
| 22 November | 63.3900 | .. |
| 25 November | 63.6500 | .. |
| 26 November | 64.2700 | .. |
| 27 November | 64.0600 | .. |
| 28 November | 63.8700 | .. |
| 29 November | 62.4300 | .. |
| Day | Rate | Set date |
|---|---|---|
| 2 December | 60.9200 | .. |
| 3 December | 60.8200 | .. |
| 4 December | 63.0000 | .. |
| 5 December | 63.3900 | .. |
| 6 December | 64.3900 | .. |
| 9 December | 64.2500 | .. |
| 10 December | 64.3400 | .. |
| 11 December | 63.7200 | .. |
| 12 December | 64.2000 | .. |
| 13 December | 65.2200 | .. |
| 16 December | 65.3400 | .. |
| 17 December | 66.1000 | .. |
| 18 December | 66.1700 | .. |
| 19 December | 66.5400 | .. |
| 20 December | 66.1400 | .. |
| 23 December | 66.3900 | .. |
| 24 December | 67.2000 | .. |
| 26 December | 67.9200 | .. |
| 27 December | 68.1600 | .. |
| 30 December | 68.4400 | .. |
| 31 December | 66.0000 | .. |