| Day | Rate | Set date |
|---|---|---|
| 2 January | 29.4300 | .. |
| 3 January | 30.7700 | .. |
| 6 January | 30.2000 | .. |
| 7 January | 29.3300 | .. |
| 8 January | 28.7900 | .. |
| 9 January | 29.6400 | .. |
| 10 January | 29.6700 | .. |
| 13 January | 30.2000 | .. |
| 14 January | 30.6100 | .. |
| 15 January | 31.2200 | .. |
| 16 January | 31.6600 | .. |
| 17 January | 30.5400 | .. |
| 20 January | 30.6500 | .. |
| 21 January | 30.7400 | .. |
| 22 January | 30.3400 | .. |
| 23 January | 29.7200 | .. |
| 24 January | 30.4900 | .. |
| 27 January | 29.8600 | .. |
| 28 January | 30.2700 | .. |
| 29 January | 31.0200 | .. |
| 30 January | 31.2100 | .. |
| 31 January | 31.1000 | .. |
| Day | Rate | Set date |
|---|---|---|
| 3 February | 30.2500 | .. |
| 4 February | 31.0900 | .. |
| 5 February | 31.3600 | .. |
| 6 February | 31.4400 | .. |
| 7 February | 32.3400 | .. |
| 10 February | 31.7000 | .. |
| 11 February | 32.3700 | .. |
| 12 February | 32.4500 | .. |
| 13 February | 33.0600 | .. |
| 14 February | 32.5000 | .. |
| 17 February | 31.9200 | .. |
| 18 February | 32.5400 | .. |
| 19 February | 32.3300 | .. |
| 20 February | 31.5600 | .. |
| 21 February | 32.2700 | .. |
| 24 February | 33.1500 | .. |
| 25 February | 32.3200 | .. |
| 26 February | 33.0700 | .. |
| 27 February | 33.0400 | .. |
| 28 February | 32.7900 | .. |
| Day | Rate | Set date |
|---|---|---|
| 3 March | 32.4800 | .. |
| 4 March | 33.0900 | .. |
| 5 March | 33.0000 | .. |
| 6 March | 33.5300 | .. |
| 7 March | 34.1000 | .. |
| 10 March | 33.6900 | .. |
| 11 March | 33.2900 | .. |
| 12 March | 33.9100 | .. |
| 13 March | 32.4300 | .. |
| 14 March | 31.3800 | .. |
| 17 March | 29.4800 | .. |
| 18 March | 27.2500 | .. |
| 19 March | 26.7500 | .. |
| 20 March | 25.5000 | .. |
| 21 March | 24.3500 | .. |
| 24 March | 26.0900 | .. |
| 25 March | 24.8100 | .. |
| 26 March | 25.2900 | .. |
| 27 March | 26.8200 | .. |
| 28 March | 26.3500 | .. |
| 31 March | 27.1800 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 April | 26.3600 | .. |
| 2 April | 25.2100 | .. |
| 3 April | 25.5000 | .. |
| 4 April | 24.6800 | .. |
| 7 April | 24.5800 | .. |
| 8 April | 24.6000 | .. |
| 9 April | 25.2500 | .. |
| 10 April | 24.4700 | .. |
| 11 April | 24.7500 | .. |
| 14 April | 24.9900 | .. |
| 15 April | 25.2000 | .. |
| 16 April | 25.0200 | .. |
| 17 April | 25.8800 | .. |
| 22 April | 25.4600 | .. |
| 23 April | 24.2600 | .. |
| 24 April | 24.3300 | .. |
| 25 April | 24.0900 | .. |
| 28 April | 23.5000 | .. |
| 29 April | 23.2600 | .. |
| 30 April | 23.6800 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 May | 23.8200 | .. |
| 2 May | 23.5200 | .. |
| 6 May | 23.5700 | .. |
| 7 May | 24.1100 | .. |
| 8 May | 24.6500 | .. |
| 9 May | 25.1000 | .. |
| 12 May | 24.8900 | .. |
| 13 May | 25.9000 | .. |
| 14 May | 26.7500 | .. |
| 15 May | 26.7300 | .. |
| 16 May | 26.1000 | .. |
| 19 May | 25.6100 | .. |
| 20 May | 25.6500 | .. |
| 21 May | 26.2100 | .. |
| 22 May | 25.9700 | .. |
| 23 May | 26.2400 | .. |
| 27 May | 26.3400 | .. |
| 28 May | 25.5900 | .. |
| 29 May | 26.0300 | .. |
| 30 May | 26.3200 | .. |
| Day | Rate | Set date |
|---|---|---|
| 2 June | 27.3800 | .. |
| 3 June | 27.2800 | .. |
| 4 June | 26.8100 | .. |
| 5 June | 27.4400 | .. |
| 6 June | 27.7800 | .. |
| 9 June | 27.8500 | .. |
| 10 June | 28.0800 | .. |
| 11 June | 28.3900 | .. |
| 12 June | 27.8300 | .. |
| 13 June | 27.4600 | .. |
| 16 June | 26.6500 | .. |
| 17 June | 26.6700 | .. |
| 18 June | 26.2600 | .. |
| 19 June | 26.2900 | .. |
| 20 June | 27.0200 | .. |
| 23 June | 26.9300 | .. |
| 24 June | 26.6200 | .. |
| 25 June | 27.6500 | .. |
| 26 June | 27.0400 | .. |
| 27 June | 27.3000 | .. |
| 30 June | 28.3300 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 July | 28.3100 | .. |
| 2 July | 27.9700 | .. |
| 3 July | 28.2000 | .. |
| 4 July | 27.6300 | .. |
| 7 July | 27.8200 | .. |
| 8 July | 27.9700 | .. |
| 9 July | 28.7100 | .. |
| 10 July | 28.8800 | .. |
| 11 July | 29.1900 | .. |
| 14 July | 28.9600 | .. |
| 15 July | 29.1700 | .. |
| 16 July | 28.7200 | .. |
| 17 July | 28.6200 | .. |
| 18 July | 28.9300 | .. |
| 21 July | 28.6900 | .. |
| 22 July | 27.4900 | .. |
| 23 July | 27.7800 | .. |
| 24 July | 28.1600 | .. |
| 25 July | 28.1800 | .. |
| 28 July | 28.0300 | .. |
| 29 July | 28.1000 | .. |
| 30 July | 28.5000 | .. |
| 31 July | 28.3700 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 August | 29.9900 | .. |
| 4 August | 29.5300 | .. |
| 5 August | 29.9300 | .. |
| 6 August | 29.4800 | .. |
| 7 August | 30.2500 | .. |
| 8 August | 29.9900 | .. |
| 11 August | 29.9100 | .. |
| 12 August | 29.8700 | .. |
| 13 August | 29.0100 | .. |
| 14 August | 28.8300 | .. |
| 15 August | 28.8100 | .. |
| 18 August | 28.6600 | .. |
| 19 August | 28.4700 | .. |
| 20 August | 28.8400 | .. |
| 21 August | 29.7100 | .. |
| 22 August | 29.7000 | .. |
| 26 August | 29.7700 | .. |
| 27 August | 29.1800 | .. |
| 28 August | 29.4400 | .. |
| 29 August | 29.4900 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 September | 29.2500 | .. |
| 2 September | 27.5200 | .. |
| 3 September | 27.7400 | .. |
| 4 September | 27.3100 | .. |
| 5 September | 27.2100 | .. |
| 8 September | 27.1700 | .. |
| 9 September | 27.3700 | .. |
| 10 September | 27.5200 | .. |
| 11 September | 27.0200 | .. |
| 12 September | 26.7700 | .. |
| 15 September | 26.7000 | .. |
| 16 September | 25.9900 | .. |
| 17 September | 25.6700 | .. |
| 18 September | 25.5900 | .. |
| 19 September | 25.3200 | .. |
| 22 September | 25.5300 | .. |
| 23 September | 25.5200 | .. |
| 24 September | 26.6700 | .. |
| 25 September | 26.8100 | .. |
| 26 September | 26.6400 | .. |
| 29 September | 26.8300 | .. |
| 30 September | 27.6100 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 October | 27.8800 | .. |
| 2 October | 28.2700 | .. |
| 3 October | 28.7100 | .. |
| 6 October | 28.8900 | .. |
| 7 October | 29.0300 | .. |
| 8 October | 28.7300 | .. |
| 9 October | 30.1400 | .. |
| 10 October | 30.9000 | .. |
| 13 October | 30.6700 | .. |
| 14 October | 30.6900 | .. |
| 15 October | 30.8700 | .. |
| 16 October | 31.1100 | .. |
| 17 October | 29.0300 | .. |
| 20 October | 28.6200 | .. |
| 21 October | 28.6300 | .. |
| 22 October | 28.2800 | .. |
| 23 October | 28.6300 | .. |
| 24 October | 28.5800 | .. |
| 27 October | 28.3900 | .. |
| 28 October | 28.0400 | .. |
| 29 October | 27.4400 | .. |
| 30 October | 27.1000 | .. |
| 31 October | 27.7000 | .. |
| Day | Rate | Set date |
|---|---|---|
| 3 November | 27.3600 | .. |
| 4 November | 27.1600 | .. |
| 5 November | 28.6000 | .. |
| 6 November | 28.4100 | .. |
| 7 November | 28.9100 | .. |
| 10 November | 28.9900 | .. |
| 11 November | 29.0900 | .. |
| 12 November | 29.2000 | .. |
| 13 November | 29.2100 | .. |
| 14 November | 29.5600 | .. |
| 17 November | 29.0500 | .. |
| 18 November | 30.4700 | .. |
| 19 November | 29.7800 | .. |
| 20 November | 29.5600 | .. |
| 21 November | 29.3600 | .. |
| 24 November | 27.8600 | .. |
| 25 November | 27.9400 | .. |
| 26 November | 28.4700 | .. |
| 27 November | 28.7000 | .. |
| 28 November | 28.4500 | .. |
| Day | Rate | Set date |
|---|---|---|
| 1 December | 28.2500 | .. |
| 2 December | 28.9400 | .. |
| 3 December | 29.1400 | .. |
| 4 December | 29.2300 | .. |
| 5 December | 28.7400 | .. |
| 8 December | 29.9800 | .. |
| 9 December | 29.6300 | .. |
| 10 December | 29.6600 | .. |
| 11 December | 29.5700 | .. |
| 12 December | 30.3700 | .. |
| 15 December | 30.3200 | .. |
| 16 December | 30.3800 | .. |
| 17 December | 30.5900 | .. |
| 18 December | 30.8000 | .. |
| 19 December | 30.0500 | .. |
| 22 December | 28.9900 | .. |
| 23 December | 29.0400 | .. |
| 24 December | 29.0600 | .. |
| 29 December | 29.3100 | .. |
| 30 December | 29.7400 | .. |
| 31 December | 30.1700 | .. |