Over 3 years | 08/09 | 09/10 | 10/11 | ||||||
---|---|---|---|---|---|---|---|---|---|
Number | % | Number | % | Number | % | Number | % | ||
Purchase | 68 | 48 | 27 | 57 | 25 | 53 | 16 | 34 | |
Purchase only until December (‘‘buy low’’) | One or two times | 30 | 21 | 15 | 32 | 8 | 17 | 7 | 15 |
More than two times | 2 | 1 | 0 | 0 | 0 | 0 | 2 | 4 | |
Purchase after December (‘‘buy high’’) | One or two times | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 2 |
More than two times | 35 | 25 | 12 | 26 | 17 | 36 | 6 | 13 | |
Does not purchase | 73 | 52 | 20 | 43 | 22 | 47 | 31 | 66 | |
Total | 141 | 100 | 47 | 100 | 47 | 100 | 47 | 100 |