It should be numeric interpretation of threshold type which you can select on edit page:
0 = "greater than",
1 = "greater than or equal to",
2 = "equal to",
3 = "less than or equal to",
4 = "less than",
5 = "not equal to"
It should be numeric interpretation of threshold type which you can select on edit page:
0 = "greater than",
1 = "greater than or equal to",
2 = "equal to",
3 = "less than or equal to",
4 = "less than",
5 = "not equal to"