# Effort Normalized Relative Frequency of rock
# Data Use Policy: http://dsg.mbari.org/dsg/datause
Depth [meters]	Effort Normalized Relative Frequency
25.0	0.000306213952
75.0	0.001943664107
125.0	0.007113488274
175.0	0.004700786516
225.0	0.002736997696
275.0	0.002692460057
325.0	0.002806787776
375.0	0.008179815643
425.0	0.008328277949
475.0	0.004551388796
525.0	0.009414097709
575.0	0.007134855377
625.0	0.012065994723
675.0	0.008192440481
725.0	0.006778141827
775.0	0.009852767531
825.0	0.00946543801
875.0	0.00996017197
925.0	0.00944371348
975.0	0.007259442306
1025.0	0.006560737901
1075.0	0.016898138929
1125.0	0.019032874215
1175.0	0.024812759393
1225.0	0.063094823666
1275.0	0.030613990769
1325.0	0.040273999765
1375.0	0.022795710837
1425.0	0.016977802047
1475.0	0.017102919518
1525.0	0.017921056144
1575.0	0.032337136999
1625.0	0.029793520302
1675.0	0.012125653175
1725.0	0.01617890853
1775.0	0.014966838976
1825.0	0.057220213182
1875.0	0.012900897777
1925.0	0.010058443714
1975.0	0.014698185968
2025.0	0.010320486469
2075.0	0.013062834058
2125.0	0.01470579916
2175.0	0.010983522825
2225.0	0.013243753189
2275.0	0.01536102586
2325.0	0.018394949607
2375.0	0.016875036411
2425.0	0.011645687699
2475.0	0.009220577666
2525.0	0.007289347881
2575.0	0.006557992197
2625.0	0.005925397945
2675.0	0.004184197353
2725.0	0.005104693463
2775.0	0.006308727021
2825.0	0.005439087357
2875.0	0.023135380905
2925.0	0.026141782763
2975.0	0.004551800681
3025.0	0.01068579586
3075.0	0.007752436535
3125.0	0.009829951822
3175.0	0.004195239625
3225.0	0.010219251736
3275.0	0.009132219582
3325.0	0.022742221152
3375.0	0.005765352173
3425.0	0.005859964133
3475.0	0.002346887
3525.0	0.001592806584
3575.0	0.000507969872
3625.0	0.00330357104
3675.0	0.010711991032
3725.0	0.002417306948
3775.0	0.007631381042
3825.0	0.009202881504
3875.0	0.033314013318
3925.0	0.004285370486
3975.0	0.00075975206