| Day | Rate | Set date |
|---|---|---|
| 2 May | 41.2009 | 02.05.2013 |
| 3 May | 40.8208 | 03.05.2013 |
| 4 May | 40.8208 | 03.05.2013 |
| 5 May | 40.8208 | 03.05.2013 |
| 6 May | 40.7400 | 06.05.2013 |
| 7 May | 40.6500 | 07.05.2013 |
| 8 May | 40.9017 | 08.05.2013 |
| 9 May | 40.9300 | 09.05.2013 |
| 10 May | 40.7450 | 10.05.2013 |
| 11 May | 40.7450 | 10.05.2013 |
| 12 May | 40.7450 | 10.05.2013 |
| 13 May | 40.6380 | 13.05.2013 |
| 14 May | 40.6650 | 14.05.2013 |
| 15 May | 40.4920 | 15.05.2013 |
| 16 May | 40.4550 | 16.05.2013 |
| 17 May | 40.3876 | 17.05.2013 |
| 18 May | 40.3876 | 17.05.2013 |
| 19 May | 40.3876 | 17.05.2013 |
| 20 May | 40.2680 | 20.05.2013 |
| 21 May | 40.2267 | 21.05.2013 |
| 22 May | 40.3220 | 22.05.2013 |
| 23 May | 40.4890 | 23.05.2013 |
| 24 May | 40.5360 | 24.05.2013 |
| 25 May | 40.5360 | 24.05.2013 |
| 26 May | 40.5360 | 24.05.2013 |
| 27 May | 40.5950 | 27.05.2013 |
| 28 May | 40.5950 | 28.05.2013 |
| 29 May | 40.8379 | 29.05.2013 |
| 30 May | 41.1161 | 30.05.2013 |
| 31 May | 41.4400 | 31.05.2013 |