The effect of various %quality settings for jpg tile compression

variable 50 60 70 80 85 - now doing tiles test for variable quality
(time same as the rest)
15M foojk
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5 - now doing tiles test for quality 5
3 - now doing tiles test for quality 3
38.55user 0.55system 2:23.73elapsed 27%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+81621minor)pagefaults 0swaps
6.1M foo3
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5 - now doing tiles test for quality 5
38.60user 0.49system 2:20.16elapsed 27%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+81624minor)pagefaults 0swaps
6.3M foo5
bigImage


10 - now doing tiles test for quality 10
38.71user 0.51system 2:20.58elapsed 27%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+81780minor)pagefaults 0swaps
7.4M foo10
bigImage


15 - now doing tiles test for quality 15
38.98user 0.54system 2:19.72elapsed 28%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+81985minor)pagefaults 0swaps
8.6M foo15
bigImage


20 - now doing tiles test for quality 20
39.11user 0.51system 2:24.61elapsed 27%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+82108minor)pagefaults 0swaps
9.5M foo20
bigImage


30 - now doing tiles test for quality 30
39.37user 0.55system 2:21.35elapsed 28%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+82401minor)pagefaults 0swaps
12M foo30
bigImage


40 - now doing tiles test for quality 40
39.46user 0.51system 2:21.36elapsed 28%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+82626minor)pagefaults 0swaps
13M foo40
bigImage


50 - now doing tiles test for quality 50
39.66user 0.56system 2:23.92elapsed 27%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+82856minor)pagefaults 0swaps
15M foo50
bigImage


60 - now doing tiles test for quality 60
39.78user 0.55system 2:22.50elapsed 28%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+83095minor)pagefaults 0swaps
17M foo60
bigImage


70 - now doing tiles test for quality 70
40.14user 0.58system 2:22.41elapsed 28%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+83466minor)pagefaults 0swaps
20M foo70
bigImage


75 - now doing tiles test for quality 75
40.42user 0.62system 2:24.48elapsed 28%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+84589minor)pagefaults 0swaps
22M foo75
bigImage


80 - now doing tiles test for quality 80
40.82user 0.55system 2:24.36elapsed 28%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+83894minor)pagefaults 0swaps
26M foo80
bigImage


85 - now doing tiles test for quality 85
41.22user 0.64system 2:26.46elapsed 28%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+84134minor)pagefaults 0swaps
31M foo85
bigImage


90 - now doing tiles test for quality 90
42.21user 0.66system 2:29.97elapsed 28%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+85400minor)pagefaults 0swaps
41M foo90
bigImage


95 - now doing tiles test for quality 95
43.96user 0.66system 2:39.84elapsed 27%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+84843minor)pagefaults 0swaps
61M foo95
bigImage