January February March Week Su Mo Tu We Th Fr Sa | Su Mo Tu We Th Fr Sa | Su Mo Tu We Th Fr Sa| | 1 2 |3 1 2 3 4 5 6 |6 1 2 3 4 5 6|9 | 3 4 5 6 7 8 9 |4 7 8 9 10 11 12 13 |7 7 8 9 10 11 12 13|10 | 10 11 12 13 14 15 16 |5 14 15 16 17 18 19 20 |8 14 15 16 17 18 19 20|11 1| 17 18 19 20 21 22 23 |ski 21 22 23 24 25 26 27 |9 21 22 23 24 25 26 27|12 2| 24 25 26 27 28 29 30 | 28 |10 28 29 30 31 |13 | 31 April May June Su Mo Tu We Th Fr Sa|Week| Su Mo Tu We Th Fr Sa Su Mo Tu We Th Fr Sa Easter (4.4.) 1 2 3|13 | 1 1 2 3 4 5 10| 4 5 6 7 8 9 10|14 | 2 3 4 5 6 7 8 6 7 8 9 10 11 12 11|11 12 13 14 15 16 17|15 | 9 10 11 12 13 14 15 13 14 15 16 17 18 19 12|18 19 20 21 22 23 24|16 | 16 17 18 19 20 21 22 20 21 22 23 24 25 26 13|25 26 27 28 29 30 |17 | 23 24 25 26 27 28 29 27 28 29 30 30 31Fri 12-14 weeks nr. 9,10,12,15,17.
The last week is last week of April (week nr. 17). After that there will be the final seminar Thu May 7 and/or Fri May 8 (Other dates are possible.)