strike
- Feb- 2018 -23 February
- 22 February
- 18 February
- 17 February
- 17 February
- 16 February
- 14 February
- 14 February
- 11 February
- 11 February
- 4 February
- Jan- 2018 -31 January
- 30 January
- 30 January
- 28 January
- 27 January
- 23 January
- 23 January
- 22 January
- 20 January
- 19 January
- 19 January
- 18 January
- 17 January
- 16 January