strike
- Mar- 2018 -13 March
- 7 March
- 7 March
- 5 March
- Feb- 2018 -23 February
- 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
