| Day | Rate | Set date |
|---|---|---|
| 2 January | 46.9100 | .. |
| 5 January | 49.6200 | .. |
| 6 January | 50.5300 | .. |
| 7 January | 45.8600 | .. |
| 8 January | 44.6700 | .. |
| 9 January | 44.4200 | .. |
| 12 January | 42.9100 | .. |
| 13 January | 44.8300 | .. |
| 14 January | 45.0800 | .. |
| 15 January | 44.6900 | .. |
| 16 January | 46.5700 | .. |
| 19 January | 44.5000 | .. |
| 20 January | 43.6200 | .. |
| 21 January | 45.0200 | .. |
| 22 January | 45.3900 | .. |
| 23 January | 48.3700 | .. |
| 26 January | 46.9600 | .. |
| 27 January | 43.7300 | .. |
| 28 January | 44.9000 | .. |
| 29 January | 45.4000 | .. |
| 30 January | 45.8800 | .. |
| Day | Rate | Set date |
|---|---|---|
| 2 February | 43.8200 | .. |
| 3 February | 44.0800 | .. |
| 4 February | 44.1500 | .. |
| 5 February | 46.4600 | .. |
| 6 February | 46.2100 | .. |
| 9 February | 46.0200 | .. |
| 10 February | 44.6100 | .. |
| 11 February | 44.2800 | .. |
| 12 February | 44.6500 | .. |
| 13 February | 44.8100 | .. |
| 16 February | 43.2800 | .. |
| 17 February | 41.0300 | .. |
| 18 February | 39.5500 | .. |
| 19 February | 41.9900 | .. |
| 20 February | 41.8900 | .. |
| 23 February | 40.9900 | .. |
| 24 February | 42.5000 | .. |
| 25 February | 44.2900 | .. |
| 26 February | 46.5100 | .. |
| 27 February | 46.3500 | .. |
| Day | Rate | Set date |
|---|---|---|
| 2 March | 42.2100 | .. |
| 3 March | 43.7000 | .. |
| 4 March | 46.1200 | .. |
| 5 March | 43.6400 | .. |
| 6 March | 44.8500 | .. |
| 9 March | 44.1300 | .. |
| 10 March | 43.9600 | .. |
| 11 March | 41.4000 | .. |
| 12 March | 45.0900 | .. |
| 13 March | 44.9300 | .. |
| 16 March | 43.9800 | .. |
| 17 March | 48.2400 | .. |
| 18 March | 47.6600 | .. |
| 19 March | 50.6700 | .. |
| 20 March | 51.2200 | .. |
| 23 March | 53.4700 | .. |
| 24 March | 53.5000 | .. |
| 25 March | 51.7500 | .. |
| 26 March | 53.4600 | .. |
| 27 March | 51.9800 | .. |
| 30 March | 47.9900 | .. |
| 31 March | 49.2300 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 April | 48.4400 | .. |
| 2 April | 52.7500 | .. |
| 3 April | 53.4700 | .. |
| 6 April | 52.2400 | .. |
| 7 April | 51.2200 | .. |
| 8 April | 51.5900 | .. |
| 9 April | 54.0600 | .. |
| 13 April | 52.1400 | .. |
| 14 April | 51.9600 | .. |
| 15 April | 51.7900 | .. |
| 16 April | 53.0600 | .. |
| 17 April | 53.3500 | .. |
| 20 April | 49.8600 | .. |
| 21 April | 49.8200 | .. |
| 22 April | 49.8100 | .. |
| 23 April | 50.1100 | .. |
| 24 April | 51.6700 | .. |
| 27 April | 50.3200 | .. |
| 28 April | 49.9900 | .. |
| 29 April | 50.7800 | .. |
| 30 April | 50.8000 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 May | 52.8500 | .. |
| 4 May | 54.5800 | .. |
| 5 May | 54.1200 | .. |
| 6 May | 56.1500 | .. |
| 7 May | 56.4700 | .. |
| 8 May | 58.1400 | .. |
| 11 May | 57.4800 | .. |
| 12 May | 57.9400 | .. |
| 13 May | 57.3400 | .. |
| 14 May | 56.6900 | .. |
| 15 May | 55.9800 | .. |
| 18 May | 58.4700 | .. |
| 19 May | 58.9200 | .. |
| 20 May | 60.5900 | .. |
| 21 May | 59.9300 | .. |
| 22 May | 60.7800 | .. |
| 25 May | 60.2100 | .. |
| 26 May | 61.2400 | .. |
| 27 May | 62.5000 | .. |
| 28 May | 64.3900 | .. |
| 29 May | 65.5200 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 June | 67.9700 | .. |
| 2 June | 68.1700 | .. |
| 3 June | 65.8800 | .. |
| 4 June | 68.7100 | .. |
| 5 June | 68.3400 | .. |
| 8 June | 67.8800 | .. |
| 9 June | 69.6200 | .. |
| 10 June | 70.8000 | .. |
| 11 June | 71.7900 | .. |
| 12 June | 70.9200 | .. |
| 15 June | 69.4400 | .. |
| 16 June | 70.2400 | .. |
| 17 June | 70.8500 | .. |
| 18 June | 71.0600 | .. |
| 19 June | 69.1900 | .. |
| 22 June | 66.9800 | .. |
| 23 June | 68.8000 | .. |
| 24 June | 68.3300 | .. |
| 25 June | 69.7800 | .. |
| 26 June | 68.9200 | .. |
| 29 June | 70.9900 | .. |
| 30 June | 69.3000 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 July | 68.7900 | .. |
| 2 July | 66.6500 | .. |
| 3 July | 65.6100 | .. |
| 6 July | 64.0500 | .. |
| 7 July | 63.2300 | .. |
| 8 July | 60.4300 | .. |
| 9 July | 61.1000 | .. |
| 10 July | 60.5200 | .. |
| 13 July | 60.6900 | .. |
| 14 July | 60.8600 | .. |
| 15 July | 63.0900 | .. |
| 16 July | 62.7500 | .. |
| 17 July | 65.3800 | .. |
| 20 July | 66.4400 | .. |
| 21 July | 66.8700 | .. |
| 22 July | 67.2100 | .. |
| 23 July | 69.2500 | .. |
| 24 July | 70.3200 | .. |
| 27 July | 70.8100 | .. |
| 28 July | 69.8800 | .. |
| 29 July | 66.5300 | .. |
| 30 July | 70.1100 | .. |
| 31 July | 71.7000 | .. |
| Day | Rate | Set date |
|---|---|---|
| 3 August | 73.5500 | .. |
| 4 August | 74.2800 | .. |
| 5 August | 75.5100 | .. |
| 6 August | 74.8300 | .. |
| 7 August | 73.5900 | .. |
| 10 August | 73.5000 | .. |
| 11 August | 72.4600 | .. |
| 12 August | 72.8900 | .. |
| 13 August | 73.4800 | .. |
| 14 August | 72.4100 | .. |
| 17 August | 70.5400 | .. |
| 18 August | 72.3700 | .. |
| 19 August | 74.5900 | .. |
| 20 August | 73.3300 | .. |
| 21 August | 74.1900 | .. |
| 24 August | 74.2600 | .. |
| 25 August | 71.8200 | .. |
| 26 August | 71.6500 | .. |
| 27 August | 72.5100 | .. |
| 28 August | 72.7900 | .. |
| 31 August | 69.6500 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 September | 67.7300 | .. |
| 2 September | 67.6600 | .. |
| 3 September | 67.1200 | .. |
| 4 September | 66.8200 | .. |
| 7 September | 66.5300 | .. |
| 8 September | 69.4200 | .. |
| 9 September | 69.8300 | .. |
| 10 September | 69.8600 | .. |
| 11 September | 67.6900 | .. |
| 14 September | 67.4400 | .. |
| 15 September | 67.3500 | .. |
| 16 September | 71.6700 | .. |
| 17 September | 71.5500 | .. |
| 18 September | 71.3200 | .. |
| 21 September | 68.6900 | .. |
| 22 September | 70.5300 | .. |
| 23 September | 67.9900 | .. |
| 24 September | 64.8200 | .. |
| 25 September | 65.1100 | .. |
| 28 September | 65.5400 | .. |
| 29 September | 65.4900 | .. |
| 30 September | 69.0700 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 October | 69.1900 | .. |
| 2 October | 68.0700 | .. |
| 5 October | 68.0400 | .. |
| 6 October | 68.5600 | .. |
| 7 October | 67.2000 | .. |
| 8 October | 69.7700 | .. |
| 9 October | 70.0000 | .. |
| 12 October | 71.3600 | .. |
| 13 October | 72.4000 | .. |
| 14 October | 73.1000 | .. |
| 15 October | 74.4500 | .. |
| 16 October | 76.9900 | .. |
| 19 October | 77.7700 | .. |
| 20 October | 77.2400 | .. |
| 21 October | 79.6900 | .. |
| 22 October | 79.5100 | .. |
| 23 October | 78.9200 | .. |
| 26 October | 77.2600 | .. |
| 27 October | 77.9200 | .. |
| 28 October | 75.8600 | .. |
| 29 October | 78.0400 | .. |
| 30 October | 75.2000 | .. |
| Day | Rate | Set date |
|---|---|---|
| 2 November | 76.5500 | .. |
| 3 November | 78.1100 | .. |
| 4 November | 78.8900 | .. |
| 5 November | 77.9900 | .. |
| 6 November | 75.8700 | .. |
| 9 November | 77.7700 | .. |
| 10 November | 77.5000 | .. |
| 11 November | 77.9500 | .. |
| 12 November | 76.0200 | .. |
| 13 November | 75.5500 | .. |
| 16 November | 78.7600 | .. |
| 17 November | 78.9700 | .. |
| 18 November | 79.4700 | .. |
| 19 November | 77.6400 | .. |
| 20 November | 77.2000 | .. |
| 23 November | 77.4600 | .. |
| 24 November | 76.4600 | .. |
| 25 November | 78.4400 | .. |
| 26 November | 76.9900 | .. |
| 27 November | 77.1800 | .. |
| 30 November | 78.4700 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 December | 79.3500 | .. |
| 2 December | 77.8800 | .. |
| 3 December | 78.3600 | .. |
| 4 December | 77.5200 | .. |
| 7 December | 76.4300 | .. |
| 8 December | 75.1900 | .. |
| 9 December | 72.3900 | .. |
| 10 December | 71.8600 | .. |
| 11 December | 71.8800 | .. |
| 14 December | 71.8900 | .. |
| 15 December | 72.0500 | .. |
| 16 December | 73.5500 | .. |
| 17 December | 73.3700 | .. |
| 18 December | 73.7500 | .. |
| 21 December | 72.9900 | .. |
| 22 December | 73.4600 | .. |
| 23 December | 75.4500 | .. |
| 24 December | 76.3100 | .. |
| 28 December | 77.3200 | .. |
| 29 December | 77.6400 | .. |
| 30 December | 78.0300 | .. |
| 31 December | 77.9300 | .. |