For period 45 a total of 229hr 4min was lost due to bad weather which corresponds to 14.1% of all the dark time, as compared to 22.2% in period 44 and 11.2% in period 43. The total amount of clear dark time was 1394hr in period 45, as compared to 1592hr in period 44 and 1442hr in period 43. Also the weather downtime is recorded in the data base since October 2006, and over the full 6 year period the total downtime due to weather has been 25.1%, varying on a yearly basis between 18.7% and 28.9%