How often do the canals freeze in Amsterdam?

Related questions

1. How often do Amsterdam canals freeze?
2. Is the Amsterdam City Card worth it?
3. Is it cold in Amsterdam in December?
4. Is Amsterdam expensive to visit?
5. Will it snow in Amsterdam in December?
6. Does Venice freeze in winter?
7. Is there snow in Amsterdam in January?
8. Does it snow in Amsterdam January?
9. What should I wear in Amsterdam now?
10. How cold does it get in Amsterdam?

Tags

1. #every
2. #order
3. #least
4. #traffic
5. #winter
6. #canals
7. #allow
8. #happen
9. #freeze
10. #below
11. #water
12. #temperature
13. #authorities
14. #close
15. #amsterdam
16. #requires