Numbers and months

1234567891011121314151617181920
Across
  1. 3. 5
  2. 4. 30
  3. 6. july
  4. 9. 10
  5. 10. 100
  6. 13. 20
  7. 15. February
  8. 17. May
  9. 18. June
  10. 19. 1st
  11. 20. 6
Down
  1. 1. 12
  2. 2. December
  3. 5. 7
  4. 7. 8
  5. 8. 11
  6. 11. January
  7. 12. April
  8. 14. November
  9. 16. March