| Day | Rate | Set date |
|---|---|---|
| 2 January | 29.3200 | .. |
| 5 January | 30.8900 | .. |
| 6 January | 30.8200 | .. |
| 7 January | 30.7600 | .. |
| 8 January | 31.0800 | .. |
| 9 January | 31.3700 | .. |
| 12 January | 31.7600 | .. |
| 13 January | 31.3700 | .. |
| 14 January | 31.0300 | .. |
| 15 January | 31.5600 | .. |
| 16 January | 30.4700 | .. |
| 19 January | 30.5700 | .. |
| 20 January | 31.2300 | .. |
| 21 January | 30.8600 | .. |
| 22 January | 31.1100 | .. |
| 23 January | 30.9600 | .. |
| 26 January | 30.4500 | .. |
| 27 January | 30.2300 | .. |
| 28 January | 29.7700 | .. |
| 29 January | 29.1300 | .. |
| 30 January | 29.1800 | .. |
| Day | Rate | Set date |
|---|---|---|
| 2 February | 30.2300 | .. |
| 3 February | 29.5000 | .. |
| 4 February | 28.8800 | .. |
| 5 February | 29.2700 | .. |
| 6 February | 28.8300 | .. |
| 9 February | 29.1100 | .. |
| 10 February | 30.0400 | .. |
| 11 February | 29.8700 | .. |
| 12 February | 30.0700 | .. |
| 13 February | 30.5700 | .. |
| 16 February | 30.3200 | .. |
| 17 February | 30.6900 | .. |
| 18 February | 30.9900 | .. |
| 19 February | 30.8200 | .. |
| 20 February | 30.6900 | .. |
| 23 February | 30.8100 | .. |
| 24 February | 30.8100 | .. |
| 25 February | 31.5700 | .. |
| 26 February | 31.5700 | .. |
| 27 February | 32.2300 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 March | 33.3400 | .. |
| 2 March | 33.1500 | .. |
| 3 March | 32.2300 | .. |
| 4 March | 32.8900 | .. |
| 5 March | 33.3500 | .. |
| 8 March | 32.7700 | .. |
| 9 March | 32.2300 | .. |
| 10 March | 31.9900 | .. |
| 11 March | 32.8300 | .. |
| 12 March | 32.2400 | .. |
| 15 March | 33.8000 | .. |
| 16 March | 33.4500 | .. |
| 17 March | 33.5300 | .. |
| 18 March | 33.1300 | .. |
| 19 March | 33.2600 | .. |
| 22 March | 32.8000 | .. |
| 23 March | 33.3100 | .. |
| 24 March | 33.0100 | .. |
| 25 March | 31.8300 | .. |
| 26 March | 31.9900 | .. |
| 29 March | 31.7400 | .. |
| 30 March | 32.4500 | .. |
| 31 March | 31.5100 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 April | 31.5500 | .. |
| 2 April | 30.2100 | .. |
| 5 April | 30.6900 | .. |
| 6 April | 31.3500 | .. |
| 7 April | 32.4500 | .. |
| 8 April | 33.3400 | .. |
| 13 April | 33.1900 | .. |
| 14 April | 33.4500 | .. |
| 15 April | 33.1200 | .. |
| 16 April | 33.6400 | .. |
| 19 April | 33.4600 | .. |
| 20 April | 33.1100 | .. |
| 21 April | 32.4600 | .. |
| 22 April | 33.3900 | .. |
| 23 April | 33.0900 | .. |
| 26 April | 33.5800 | .. |
| 27 April | 34.2800 | .. |
| 28 April | 34.3100 | .. |
| 29 April | 34.3800 | .. |
| 30 April | 34.4800 | .. |
| Day | Rate | Set date |
|---|---|---|
| 4 May | 35.9300 | .. |
| 5 May | 36.7200 | .. |
| 6 May | 36.5300 | .. |
| 7 May | 37.0000 | .. |
| 10 May | 35.9700 | .. |
| 11 May | 37.3600 | .. |
| 12 May | 37.9500 | .. |
| 13 May | 38.4900 | .. |
| 14 May | 38.7600 | .. |
| 17 May | 37.9100 | .. |
| 18 May | 36.9500 | .. |
| 19 May | 37.9000 | .. |
| 20 May | 37.2600 | .. |
| 21 May | 36.5100 | .. |
| 24 May | 38.1700 | .. |
| 25 May | 37.4400 | .. |
| 26 May | 37.0800 | .. |
| 27 May | 36.2500 | .. |
| 28 May | 36.5800 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 June | 39.0800 | .. |
| 2 June | 36.8600 | .. |
| 3 June | 36.4000 | .. |
| 4 June | 35.6700 | .. |
| 7 June | 35.9600 | .. |
| 8 June | 35.0500 | .. |
| 9 June | 35.2900 | .. |
| 10 June | 35.7400 | .. |
| 11 June | 35.4400 | .. |
| 14 June | 35.4900 | .. |
| 15 June | 35.2900 | .. |
| 16 June | 35.2000 | .. |
| 17 June | 36.2100 | .. |
| 18 June | 36.2100 | .. |
| 21 June | 35.1300 | .. |
| 22 June | 35.6100 | .. |
| 23 June | 35.0300 | .. |
| 24 June | 35.3000 | .. |
| 25 June | 34.9700 | .. |
| 28 June | 33.7000 | .. |
| 29 June | 33.1100 | .. |
| 30 June | 34.5000 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 July | 36.0700 | .. |
| 2 July | 35.9200 | .. |
| 5 July | 36.3000 | .. |
| 6 July | 37.1800 | .. |
| 7 July | 36.6100 | .. |
| 8 July | 37.7700 | .. |
| 9 July | 37.0500 | .. |
| 12 July | 36.6300 | .. |
| 13 July | 36.6900 | .. |
| 14 July | 38.5400 | .. |
| 15 July | 38.1100 | .. |
| 16 July | 38.0000 | .. |
| 19 July | 37.9000 | .. |
| 20 July | 37.0100 | .. |
| 21 July | 37.1600 | .. |
| 22 July | 38.0100 | .. |
| 23 July | 38.2700 | .. |
| 26 July | 38.1100 | .. |
| 27 July | 38.5400 | .. |
| 28 July | 39.5300 | .. |
| 29 July | 39.2500 | .. |
| 30 July | 40.0300 | .. |
| Day | Rate | Set date |
|---|---|---|
| 2 August | 39.9700 | .. |
| 3 August | 40.6400 | .. |
| 4 August | 39.7000 | .. |
| 5 August | 41.1200 | .. |
| 6 August | 40.6300 | .. |
| 9 August | 41.5600 | .. |
| 10 August | 41.2800 | .. |
| 11 August | 41.5700 | .. |
| 12 August | 42.2900 | .. |
| 13 August | 43.8800 | .. |
| 16 August | 43.6700 | .. |
| 17 August | 42.9900 | .. |
| 18 August | 43.0300 | .. |
| 19 August | 44.3300 | .. |
| 20 August | 43.5400 | .. |
| 23 August | 43.0300 | .. |
| 24 August | 42.3200 | .. |
| 25 August | 40.6800 | .. |
| 26 August | 40.3300 | .. |
| 27 August | 40.6400 | .. |
| 31 August | 39.6100 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 September | 41.4700 | .. |
| 2 September | 41.5700 | .. |
| 3 September | 41.2300 | .. |
| 6 September | 40.6200 | .. |
| 7 September | 40.7600 | .. |
| 8 September | 40.3900 | .. |
| 9 September | 42.2200 | .. |
| 10 September | 40.2000 | .. |
| 13 September | 41.0600 | .. |
| 14 September | 41.7300 | .. |
| 15 September | 41.8500 | .. |
| 16 September | 40.7500 | .. |
| 17 September | 42.4500 | .. |
| 20 September | 42.9100 | .. |
| 21 September | 43.3900 | .. |
| 22 September | 44.9300 | .. |
| 23 September | 45.1300 | .. |
| 24 September | 45.3300 | .. |
| 27 September | 45.9300 | .. |
| 28 September | 46.4500 | .. |
| 29 September | 46.0800 | .. |
| 30 September | 46.3800 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 October | 46.6200 | .. |
| 4 October | 46.1900 | .. |
| 5 October | 47.1300 | .. |
| 6 October | 47.9900 | .. |
| 7 October | 48.9000 | .. |
| 8 October | 49.7100 | .. |
| 11 October | 50.6600 | .. |
| 12 October | 49.6000 | .. |
| 13 October | 50.0500 | .. |
| 14 October | 50.8400 | .. |
| 15 October | 49.9300 | .. |
| 18 October | 48.9100 | .. |
| 19 October | 48.7700 | .. |
| 20 October | 50.5200 | .. |
| 21 October | 50.7200 | .. |
| 22 October | 51.2200 | .. |
| 25 October | 50.7800 | .. |
| 26 October | 51.5600 | .. |
| 27 October | 49.4500 | .. |
| 28 October | 48.3700 | .. |
| 29 October | 48.9800 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 November | 47.0600 | .. |
| 2 November | 46.5500 | .. |
| 3 November | 47.5600 | .. |
| 4 November | 46.0100 | .. |
| 5 November | 46.4200 | .. |
| 8 November | 45.9200 | .. |
| 9 November | 43.7100 | .. |
| 10 November | 44.7500 | .. |
| 11 November | 43.0200 | .. |
| 12 November | 42.3100 | .. |
| 15 November | 40.3400 | .. |
| 16 November | 42.2900 | .. |
| 17 November | 42.7600 | .. |
| 18 November | 42.7200 | .. |
| 19 November | 44.8900 | .. |
| 22 November | 44.3800 | .. |
| 23 November | 44.4500 | .. |
| 24 November | 44.8200 | .. |
| 25 November | 44.6600 | .. |
| 26 November | 44.5700 | .. |
| 29 November | 45.7500 | .. |
| 30 November | 45.5100 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 December | 42.3100 | .. |
| 2 December | 40.1500 | .. |
| 3 December | 39.3600 | .. |
| 6 December | 39.6500 | .. |
| 7 December | 38.2700 | .. |
| 8 December | 38.6900 | .. |
| 9 December | 39.6700 | .. |
| 10 December | 37.3800 | .. |
| 13 December | 37.8400 | .. |
| 14 December | 39.2500 | .. |
| 15 December | 42.2200 | .. |
| 16 December | 41.4500 | .. |
| 17 December | 43.3900 | .. |
| 20 December | 42.4500 | .. |
| 21 December | 42.3700 | .. |
| 22 December | 40.6400 | .. |
| 23 December | 40.7100 | .. |
| 24 December | 40.0700 | .. |
| 29 December | 39.1700 | .. |
| 30 December | 40.3700 | .. |
| 31 December | 40.4600 | .. |