Possible enumeration values:

NameValueDescription
Birthday

1

NoBirthday

2

Today

3

ThisWeek

4

ThisMonth

5

Tomorrow

6

NextThreeDays

7

NextSevenDays

8

NextFourteenDays

9

NextMonth

10

Yesterday

11

LastWeek

12

LastMonth

13

January

14

February

15

March

16

April

17

May

18

June

19

July

20

August

21

September

22

October

23

November

24

December

25