| Day | Rate | Set date |
|---|---|---|
| 4 January | 36.7600 | .. |
| 5 January | 35.9700 | .. |
| 6 January | 33.9700 | .. |
| 7 January | 33.2700 | .. |
| 8 January | 33.1600 | .. |
| 11 January | 31.4100 | .. |
| 12 January | 30.4400 | .. |
| 13 January | 30.4800 | .. |
| 14 January | 31.2000 | .. |
| 15 January | 29.4200 | .. |
| 17 January | 29.7500 | .. |
| 18 January | 30.0200 | .. |
| 19 January | 28.4600 | .. |
| 20 January | 26.5500 | .. |
| 21 January | 29.5300 | .. |
| 22 January | 32.1900 | .. |
| 25 January | 30.3400 | .. |
| 26 January | 31.4500 | .. |
| 27 January | 32.3000 | .. |
| 28 January | 33.2200 | .. |
| 29 January | 33.6200 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 February | 31.6200 | .. |
| 2 February | 29.8800 | .. |
| 3 February | 32.2800 | .. |
| 4 February | 31.7200 | .. |
| 5 February | 30.8900 | .. |
| 8 February | 29.6900 | .. |
| 9 February | 27.9400 | .. |
| 10 February | 27.4500 | .. |
| 11 February | 26.2100 | .. |
| 12 February | 29.4400 | .. |
| 14 February | 29.0800 | .. |
| 15 February | 30.6000 | .. |
| 16 February | 29.0400 | .. |
| 17 February | 30.6600 | .. |
| 18 February | 30.7700 | .. |
| 19 February | 29.6400 | .. |
| 22 February | 31.4800 | .. |
| 23 February | 31.8700 | .. |
| 24 February | 32.1500 | .. |
| 25 February | 33.0700 | .. |
| 26 February | 32.7800 | .. |
| 29 February | 33.7500 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 March | 34.4000 | .. |
| 2 March | 34.6600 | .. |
| 3 March | 34.5700 | .. |
| 4 March | 35.9200 | .. |
| 7 March | 37.9000 | .. |
| 8 March | 36.5000 | .. |
| 9 March | 38.2900 | .. |
| 10 March | 37.8400 | .. |
| 11 March | 38.5000 | .. |
| 14 March | 37.1800 | .. |
| 15 March | 36.3400 | .. |
| 16 March | 38.4600 | .. |
| 17 March | 40.2000 | .. |
| 18 March | 39.4400 | .. |
| 21 March | 39.9100 | .. |
| 22 March | 41.4500 | .. |
| 23 March | 39.7900 | .. |
| 24 March | 39.4600 | .. |
| 28 March | 39.3900 | .. |
| 29 March | 38.2800 | .. |
| 30 March | 38.3200 | .. |
| 31 March | 38.3400 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 April | 36.7900 | .. |
| 4 April | 35.7000 | .. |
| 5 April | 35.8900 | .. |
| 6 April | 37.7500 | .. |
| 7 April | 37.2600 | .. |
| 8 April | 39.7200 | .. |
| 11 April | 40.3600 | .. |
| 12 April | 42.1700 | .. |
| 13 April | 41.7600 | .. |
| 14 April | 41.5000 | .. |
| 15 April | 40.3600 | .. |
| 18 April | 39.7800 | .. |
| 19 April | 41.0800 | .. |
| 20 April | 42.6300 | .. |
| 21 April | 43.1800 | .. |
| 22 April | 43.7300 | .. |
| 25 April | 42.6400 | .. |
| 26 April | 44.0400 | .. |
| 27 April | 45.3300 | .. |
| 28 April | 46.0300 | .. |
| 29 April | 45.9200 | .. |
| Day | Rate | Set date |
|---|---|---|
| 2 May | 44.7800 | .. |
| 3 May | 43.6500 | .. |
| 4 May | 43.7800 | .. |
| 5 May | 44.3200 | .. |
| 6 May | 44.6600 | .. |
| 9 May | 43.4400 | .. |
| 10 May | 44.6600 | .. |
| 11 May | 46.2300 | .. |
| 12 May | 46.7000 | .. |
| 13 May | 46.2100 | .. |
| 16 May | 47.7200 | .. |
| 17 May | 48.3100 | .. |
| 18 May | 48.1900 | .. |
| 19 May | 48.1600 | .. |
| 20 May | 47.7500 | .. |
| 23 May | 48.0800 | .. |
| 24 May | 48.6200 | .. |
| 25 May | 49.5600 | .. |
| 26 May | 49.4800 | .. |
| 27 May | 49.3300 | .. |
| 29 May | 49.5800 | .. |
| 30 May | 49.5100 | .. |
| 31 May | 49.1000 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 June | 49.0100 | .. |
| 2 June | 49.1700 | .. |
| 3 June | 48.6200 | .. |
| 6 June | 49.6900 | .. |
| 7 June | 50.3600 | .. |
| 8 June | 51.2300 | .. |
| 9 June | 50.5600 | .. |
| 10 June | 49.0700 | .. |
| 13 June | 48.8800 | .. |
| 14 June | 48.4900 | .. |
| 15 June | 48.0100 | .. |
| 16 June | 46.2100 | .. |
| 17 June | 47.9800 | .. |
| 20 June | 49.3700 | .. |
| 21 June | 48.8500 | .. |
| 22 June | 49.1300 | .. |
| 23 June | 50.1100 | .. |
| 24 June | 47.6400 | .. |
| 27 June | 46.3300 | .. |
| 28 June | 47.8500 | .. |
| 29 June | 49.8800 | .. |
| 30 June | 48.3300 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 July | 48.9900 | .. |
| 3 July | 49.0100 | .. |
| 4 July | 48.6500 | .. |
| 5 July | 46.6000 | .. |
| 6 July | 47.4300 | .. |
| 7 July | 45.1400 | .. |
| 8 July | 45.4100 | .. |
| 11 July | 44.7600 | .. |
| 12 July | 46.8000 | .. |
| 13 July | 44.7500 | .. |
| 14 July | 45.6800 | .. |
| 15 July | 45.9500 | .. |
| 18 July | 45.2400 | .. |
| 19 July | 44.6500 | .. |
| 20 July | 44.9400 | .. |
| 21 July | 44.7500 | .. |
| 22 July | 44.1900 | .. |
| 25 July | 43.1300 | .. |
| 26 July | 42.9200 | .. |
| 27 July | 41.9200 | .. |
| 28 July | 41.1400 | .. |
| 29 July | 41.6000 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 August | 40.0600 | .. |
| 2 August | 39.5100 | .. |
| 3 August | 40.8300 | .. |
| 4 August | 41.9300 | .. |
| 5 August | 41.8000 | .. |
| 8 August | 43.0200 | .. |
| 9 August | 42.7700 | .. |
| 10 August | 41.7100 | .. |
| 11 August | 43.4900 | .. |
| 12 August | 44.4900 | .. |
| 15 August | 45.7400 | .. |
| 16 August | 46.5800 | .. |
| 17 August | 46.7900 | .. |
| 18 August | 48.2200 | .. |
| 19 August | 48.5200 | .. |
| 22 August | 47.0500 | .. |
| 23 August | 48.1000 | .. |
| 24 August | 46.7700 | .. |
| 25 August | 47.3300 | .. |
| 26 August | 47.6400 | .. |
| 29 August | 46.9800 | .. |
| 30 August | 46.3500 | .. |
| 31 August | 44.7000 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 September | 43.1600 | .. |
| 2 September | 44.4400 | .. |
| 4 September | 44.1100 | .. |
| 5 September | 45.0700 | .. |
| 6 September | 44.8300 | .. |
| 7 September | 45.5000 | .. |
| 8 September | 47.6200 | .. |
| 9 September | 45.8800 | .. |
| 12 September | 46.2900 | .. |
| 13 September | 44.9000 | .. |
| 14 September | 43.5800 | .. |
| 15 September | 43.9100 | .. |
| 16 September | 43.0300 | .. |
| 19 September | 43.3000 | .. |
| 20 September | 43.4400 | .. |
| 21 September | 45.3400 | .. |
| 22 September | 46.3200 | .. |
| 23 September | 44.4800 | .. |
| 26 September | 45.9300 | .. |
| 27 September | 44.6700 | .. |
| 28 September | 47.0500 | .. |
| 29 September | 47.8300 | .. |
| 30 September | 48.2400 | .. |
| Day | Rate | Set date |
|---|---|---|
| 3 October | 48.8100 | .. |
| 4 October | 48.6900 | .. |
| 5 October | 49.8300 | .. |
| 6 October | 50.4400 | .. |
| 7 October | 49.8100 | .. |
| 10 October | 51.3500 | .. |
| 11 October | 50.7900 | .. |
| 12 October | 50.1800 | .. |
| 13 October | 50.4400 | .. |
| 14 October | 50.3500 | .. |
| 17 October | 49.9400 | .. |
| 18 October | 50.2900 | .. |
| 19 October | 51.6000 | .. |
| 20 October | 50.4300 | .. |
| 21 October | 50.8500 | .. |
| 24 October | 50.5200 | .. |
| 25 October | 49.9600 | .. |
| 26 October | 49.1800 | .. |
| 27 October | 49.7200 | .. |
| 28 October | 48.7000 | .. |
| 31 October | 46.8600 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 November | 46.6700 | .. |
| 2 November | 45.3400 | .. |
| 3 November | 44.6600 | .. |
| 4 November | 44.0700 | .. |
| 7 November | 44.8900 | .. |
| 8 November | 44.9800 | .. |
| 9 November | 45.2700 | .. |
| 10 November | 44.6600 | .. |
| 11 November | 43.4100 | .. |
| 14 November | 43.3200 | .. |
| 15 November | 45.8100 | .. |
| 16 November | 45.5700 | .. |
| 17 November | 45.4200 | .. |
| 18 November | 45.6900 | .. |
| 21 November | 47.4900 | .. |
| 22 November | 48.0300 | .. |
| 23 November | 47.9600 | .. |
| 24 November | 47.9800 | .. |
| 25 November | 46.0600 | .. |
| 28 November | 47.0800 | .. |
| 29 November | 45.2300 | .. |
| 30 November | 49.4400 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 December | 51.0600 | .. |
| 2 December | 51.6800 | .. |
| 5 December | 51.7900 | .. |
| 6 December | 50.9300 | .. |
| 7 December | 49.7700 | .. |
| 8 December | 50.8400 | .. |
| 9 December | 51.5000 | .. |
| 12 December | 52.8300 | .. |
| 13 December | 52.9800 | .. |
| 14 December | 51.0400 | .. |
| 15 December | 50.9000 | .. |
| 16 December | 51.9000 | .. |
| 19 December | 52.1200 | .. |
| 20 December | 52.2300 | .. |
| 21 December | 52.4900 | .. |
| 22 December | 52.9500 | .. |
| 23 December | 53.0200 | .. |
| 26 December | 53.1900 | .. |
| 27 December | 53.9000 | .. |
| 28 December | 54.0600 | .. |
| 29 December | 53.7700 | .. |
| 30 December | 53.7200 | .. |