x=c(3080,3650,3250,4000,3180,3480,4140,3930,3950,2700,3720,3520,3200,
3700,3500,3790,3900,3760,3740,3200,3280,3960,3300,2490,3260,3780,3600,
3060,2850,3490,2620,3690,3200,3070,4640,3760,3190,3180,3760,3670,3310,
3770,2580,2700,3740,2700,3760,3960,2800,3500,3460,3800,3394,3640,2680,
3490,3000,2900,4320,3450,3200,3530,3330,2680,2700,3580,2500,2660,3600,
3114,3760,3640,2780,2760,3480,2420,2110,2930,3160,3012,2900,3750,4010,
3230,2570,3480,3340,3420,3330,2030,3730,3640,3420,4330,3790,3120,3890,
3070,3270,2750,2470,3620,2740,3800,3440,3160,3620,3190,2380,3100,
2400,2500,2540,3270)