| Day | Rate | Set date |
|---|---|---|
| 1 January | 61.3300 | .. |
| 2 January | 61.1800 | .. |
| 3 January | 63.0500 | .. |
| 6 January | 63.2700 | .. |
| 7 January | 62.7000 | .. |
| 8 January | 59.6100 | .. |
| 9 January | 59.5600 | .. |
| 10 January | 59.0400 | .. |
| 13 January | 58.0800 | .. |
| 14 January | 58.2300 | .. |
| 15 January | 57.8100 | .. |
| 16 January | 58.5200 | .. |
| 17 January | 58.5400 | .. |
| 19 January | 59.2700 | .. |
| 20 January | 58.7300 | .. |
| 21 January | 58.3400 | .. |
| 22 January | 56.7400 | .. |
| 23 January | 55.5900 | .. |
| 24 January | 54.1900 | .. |
| 27 January | 53.1400 | .. |
| 28 January | 53.4800 | .. |
| 29 January | 53.3300 | .. |
| 30 January | 52.1400 | .. |
| 31 January | 51.5600 | .. |
| Day | Rate | Set date |
|---|---|---|
| 3 February | 50.1100 | .. |
| 4 February | 49.6100 | .. |
| 5 February | 50.7500 | .. |
| 6 February | 50.9500 | .. |
| 7 February | 50.3200 | .. |
| 10 February | 49.5700 | .. |
| 11 February | 49.9400 | .. |
| 12 February | 51.1700 | .. |
| 13 February | 51.4200 | .. |
| 14 February | 52.0500 | .. |
| 16 February | 52.3600 | .. |
| 17 February | 52.2000 | .. |
| 18 February | 52.0500 | .. |
| 19 February | 53.2900 | .. |
| 20 February | 53.7800 | .. |
| 21 February | 53.3800 | .. |
| 24 February | 51.4300 | .. |
| 25 February | 49.9000 | .. |
| 26 February | 48.7300 | .. |
| 27 February | 47.0900 | .. |
| 28 February | 44.7600 | .. |
| Day | Rate | Set date |
|---|---|---|
| 2 March | 46.7500 | .. |
| 3 March | 47.1800 | .. |
| 4 March | 46.7800 | .. |
| 5 March | 45.9000 | .. |
| 6 March | 41.2800 | .. |
| 9 March | 31.1300 | .. |
| 10 March | 34.3600 | .. |
| 11 March | 32.9800 | .. |
| 12 March | 31.5000 | .. |
| 13 March | 31.7300 | .. |
| 16 March | 28.7000 | .. |
| 17 March | 26.9500 | .. |
| 18 March | 20.3700 | .. |
| 19 March | 25.2200 | .. |
| 20 March | 22.4300 | .. |
| 23 March | 23.3600 | .. |
| 24 March | 24.0100 | .. |
| 25 March | 24.4900 | .. |
| 26 March | 22.6000 | .. |
| 27 March | 21.5100 | .. |
| 30 March | 20.0900 | .. |
| 31 March | 20.4800 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 April | 20.3100 | .. |
| 2 April | 25.3200 | .. |
| 3 April | 28.3400 | .. |
| 6 April | 26.0800 | .. |
| 7 April | 23.6300 | .. |
| 8 April | 25.0900 | .. |
| 9 April | 22.7600 | .. |
| 13 April | 22.4100 | .. |
| 14 April | 20.1100 | .. |
| 15 April | 19.8700 | .. |
| 16 April | 19.8700 | .. |
| 17 April | 18.2700 | .. |
| 20 April | -37.6300 | .. |
| 21 April | 10.0100 | .. |
| 22 April | 13.7800 | .. |
| 23 April | 16.5000 | .. |
| 24 April | 16.9400 | .. |
| 27 April | 12.7800 | .. |
| 28 April | 12.3400 | .. |
| 29 April | 15.0600 | .. |
| 30 April | 18.8400 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 May | 19.7800 | .. |
| 4 May | 20.3900 | .. |
| 5 May | 24.5600 | .. |
| 6 May | 23.9900 | .. |
| 7 May | 23.5500 | .. |
| 8 May | 24.7400 | .. |
| 11 May | 24.1400 | .. |
| 12 May | 25.7800 | .. |
| 13 May | 25.2900 | .. |
| 14 May | 27.5600 | .. |
| 15 May | 29.4300 | .. |
| 18 May | 31.8200 | .. |
| 19 May | 32.5000 | .. |
| 20 May | 33.4900 | .. |
| 21 May | 33.9200 | .. |
| 22 May | 33.2500 | .. |
| 24 May | 32.9000 | .. |
| 25 May | 33.9200 | .. |
| 26 May | 34.3500 | .. |
| 27 May | 32.8100 | .. |
| 28 May | 33.7100 | .. |
| 29 May | 35.4900 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 June | 35.4400 | .. |
| 2 June | 36.8100 | .. |
| 3 June | 37.2900 | .. |
| 4 June | 37.4100 | .. |
| 5 June | 39.5500 | .. |
| 8 June | 38.1900 | .. |
| 9 June | 38.9400 | .. |
| 10 June | 39.6000 | .. |
| 11 June | 36.3400 | .. |
| 12 June | 36.2600 | .. |
| 15 June | 37.1200 | .. |
| 16 June | 38.3800 | .. |
| 17 June | 37.9600 | .. |
| 18 June | 38.8400 | .. |
| 19 June | 39.7500 | .. |
| 22 June | 40.4600 | .. |
| 23 June | 40.3700 | .. |
| 24 June | 38.0100 | .. |
| 25 June | 38.7200 | .. |
| 26 June | 38.4900 | .. |
| 29 June | 39.7000 | .. |
| 30 June | 39.2700 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 July | 39.8200 | .. |
| 2 July | 40.6500 | .. |
| 3 July | 40.2800 | .. |
| 6 July | 40.6300 | .. |
| 7 July | 40.6200 | .. |
| 8 July | 40.9000 | .. |
| 9 July | 39.6200 | .. |
| 10 July | 40.5500 | .. |
| 13 July | 40.1000 | .. |
| 14 July | 40.2900 | .. |
| 15 July | 41.2000 | .. |
| 16 July | 40.7500 | .. |
| 17 July | 40.5900 | .. |
| 20 July | 40.8100 | .. |
| 21 July | 41.9600 | .. |
| 22 July | 41.9000 | .. |
| 23 July | 41.0700 | .. |
| 24 July | 41.2900 | .. |
| 27 July | 41.6000 | .. |
| 28 July | 41.0400 | .. |
| 29 July | 41.2700 | .. |
| 30 July | 39.9200 | .. |
| 31 July | 40.2700 | .. |
| Day | Rate | Set date |
|---|---|---|
| 3 August | 41.0100 | .. |
| 4 August | 41.7000 | .. |
| 5 August | 42.1900 | .. |
| 6 August | 41.9500 | .. |
| 7 August | 41.2200 | .. |
| 10 August | 41.9400 | .. |
| 11 August | 41.6100 | .. |
| 12 August | 42.6700 | .. |
| 13 August | 42.2400 | .. |
| 14 August | 42.0100 | .. |
| 17 August | 42.8900 | .. |
| 18 August | 42.8900 | .. |
| 19 August | 42.9300 | .. |
| 20 August | 42.5800 | .. |
| 21 August | 42.3400 | .. |
| 24 August | 42.6200 | .. |
| 25 August | 43.3500 | .. |
| 26 August | 43.3900 | .. |
| 27 August | 43.0400 | .. |
| 28 August | 42.9700 | .. |
| 31 August | 42.6100 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 September | 42.7600 | .. |
| 2 September | 41.5100 | .. |
| 3 September | 41.3700 | .. |
| 4 September | 39.7700 | .. |
| 6 September | 38.7500 | .. |
| 7 September | 39.2000 | .. |
| 8 September | 36.7600 | .. |
| 9 September | 38.0500 | .. |
| 10 September | 37.3000 | .. |
| 11 September | 37.3300 | .. |
| 14 September | 37.2600 | .. |
| 15 September | 38.2800 | .. |
| 16 September | 40.1600 | .. |
| 17 September | 40.9700 | .. |
| 18 September | 41.1100 | .. |
| 21 September | 39.3100 | .. |
| 22 September | 39.6000 | .. |
| 23 September | 39.9300 | .. |
| 24 September | 40.3100 | .. |
| 25 September | 40.2500 | .. |
| 28 September | 40.6000 | .. |
| 29 September | 39.2900 | .. |
| 30 September | 40.2200 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 October | 38.7200 | .. |
| 2 October | 37.0500 | .. |
| 5 October | 39.2200 | .. |
| 6 October | 40.6700 | .. |
| 7 October | 39.9500 | .. |
| 8 October | 41.1900 | .. |
| 9 October | 40.6000 | .. |
| 12 October | 39.4300 | .. |
| 13 October | 40.2000 | .. |
| 14 October | 41.0400 | .. |
| 15 October | 40.9600 | .. |
| 16 October | 40.8800 | .. |
| 19 October | 40.8300 | .. |
| 20 October | 41.4600 | .. |
| 21 October | 40.0300 | .. |
| 22 October | 40.6400 | .. |
| 23 October | 39.8500 | .. |
| 26 October | 38.5600 | .. |
| 27 October | 39.5700 | .. |
| 28 October | 37.3900 | .. |
| 29 October | 36.1700 | .. |
| 30 October | 35.7900 | .. |
| Day | Rate | Set date |
|---|---|---|
| 2 November | 36.8100 | .. |
| 3 November | 37.6600 | .. |
| 4 November | 39.1500 | .. |
| 5 November | 38.7900 | .. |
| 6 November | 37.1400 | .. |
| 9 November | 40.2900 | .. |
| 10 November | 41.3600 | .. |
| 11 November | 41.4500 | .. |
| 12 November | 41.1200 | .. |
| 13 November | 40.1300 | .. |
| 16 November | 41.3400 | .. |
| 17 November | 41.4300 | .. |
| 18 November | 41.8200 | .. |
| 19 November | 41.7400 | .. |
| 20 November | 42.1500 | .. |
| 23 November | 43.0600 | .. |
| 24 November | 44.9100 | .. |
| 25 November | 45.7100 | .. |
| 26 November | 44.9800 | .. |
| 27 November | 45.5300 | .. |
| 30 November | 45.3400 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 December | 44.5500 | .. |
| 2 December | 45.2800 | .. |
| 3 December | 45.6400 | .. |
| 4 December | 46.2600 | .. |
| 7 December | 45.7600 | .. |
| 8 December | 45.6000 | .. |
| 9 December | 45.5200 | .. |
| 10 December | 46.7800 | .. |
| 11 December | 46.5700 | .. |
| 14 December | 46.9900 | .. |
| 15 December | 47.6200 | .. |
| 16 December | 47.8200 | .. |
| 17 December | 48.3600 | .. |
| 18 December | 49.1000 | .. |
| 21 December | 47.7400 | .. |
| 22 December | 47.0200 | .. |
| 23 December | 48.1200 | .. |
| 24 December | 48.2300 | .. |
| 28 December | 47.6200 | .. |
| 29 December | 48.0000 | .. |
| 30 December | 48.4000 | .. |
| 31 December | 48.5200 | .. |