Debris, very fine small stones fall onto a metal box, sprinkle, sudden and fast, recorded inside box

[[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-0.001,-0.014,0.017,-0.025,0.033,0.043,-0.024,0.05,-0.034,0.04,0.023,-0.01,0.018,-0.018,0.018,-0.015,-0.025,0.059,-0.114,0.095,-0.118,0.09,0.101,-0.083,0.112,-0.08,0.093,-0.089,0.103,-0.098,0.048,-0.034,0.109,-0.124,-0.08,-0.06,0.114,-0.117,0.141,0.059,-0.122,-0.118,-0.095,-0.107,0.097,-0.077,-0.088,0.099,0.113,-0.1,-0.107,-0.188,0.18,-0.186,0.138,-0.18,0.196,-0.102,0.202,-0.237,0.144,-0.127,0.123,-0.136,0.194,-0.117,-0.121,0.111,0.174,-0.17,0.1,-0.115,0.143,0.107,0.084,-0.067,-0.084,0.081,-0.145,0.113,-0.118,-0.06,0.108,-0.068,0.083,0.14,0.118,0.103,-0.122,0.166,-0.114,0.166,-0.124,0.128,-0.146,0.169,-0.175,0.123,-0.122,-0.086,0.068,-0.044,0.054,0.076,-0.082,0.166,0.166,0.076,0.128,0.166,0.166,-0.115,0.19,0.181,0.153,-0.158,-0.087,0.071,-0.061,0.059,-0.09,-0.148,0.107,0.087,-0.097,0.118,0.112,0.124,-0.113,0.142,-0.052,-0.052,0.079,-0.084,0.045,-0.054,0.046,-0.065,0.05,-0.039,-0.035,-0.029,-0.052,0.085,-0.045,-0.074,0.063,0.054,0.071,0.064,-0.036,0.054,-0.056,0.061,-0.032,0.04,0.048,-0.043,0.063,-0.088,0.07,0.061,-0.054,0.059,-0.044,-0.12,0.144,-0.108,-0.09,0.06,0.052,0.151,-0.148,-0.099,-0.104,0.091,-0.069,-0.06,0.056,0.08,-0.054,-0.065,-0.085,-0.051,-0.051,0.033,-0.024,-0.024,-0.032,-0.035,0.041,-0.026,0.034,-0.026,0.019,-0.02,-0.022,0.06,-0.058,0.03,-0.028,0.019,-0.018,0.025,-0.012,0.01,0.014,-0.026,0.028,-0.044,-0.052,0.052,-0.041,0.071,-0.039,0.031,-0.031,-0.043,0.057,0.036,-0.035,0.035,0.05,0.094,0.037,-0.056,0.063,-0.028,0.032,-0.009,-0.015,0.012,-0.009,-0.023,-0.027,-0.01,-0.022,0.008,-0.019,0.022,-0.018,0.022,0.023,-0.066,0.046,0.041,-0.055,0.037,-0.057,0.045,-0.034,0.038,-0.046,0.017,0.035,-0.029,0.028,-0.025,0.018,-0.021,0.013,0.012,-0.018,0.014,-0.018,0.026,-0.028,-0.039,0.054,0.054,0.033,-0.031,0.048,-0.035,0.035,0.047,0.031,0.026,0.03,-0.029,0.035,-0.03,0.031,-0.012,0.03,0.009,-0.016,0.029,-0.029,0.028,-0.022,0.026,-0.045,-0.051,0.044,-0.045,0.038,-0.028,0.021,-0.019,0.011,-0.045,0.111,-0.065,-0.052,0.062,0.074,-0.066,0.069,-0.034,0.031,0.038,-0.037,0.071,-0.041,-0.032,-0.04,0.035,0.043,0.087,-0.063,0.039,0.034,-0.03,-0.03,-0.031,-0.041,0.015,-0.019,0.013,-0.019,-0.007,0.011,0.016,0.014,0.018,0.014,-0.012,-0.029,0.051,-0.023,0.021,-0.019,0.016,0.008,0.009,-0.01,0.031,0.02,0.025,-0.024,0.028,-0.026,0.017,0.015,-0.01,0.018,-0.018,0.009,-0.007,0.028,0.078,-0.032,0.027,-0.017,0.02,0.018,0.025,0.013,-0.01,0.051,-0.042,0.023,0.043,0.046,-0.052,0.032,-0.033,0.039,0.053,0.031,0.025,-0.02,0.034,0.047,-0.047,0.057,0.091,0.158,0.065,0.055,0.093,-0.121,0.073,-0.072,-0.063,0.045,0.049,0.061,0.045,-0.09,0.114,-0.047,0.071,-0.079,0.107,0.076,-0.094,0.162,-0.127,0.065,-0.094,0.108,-0.101,-0.163,-0.098,0.098,-0.064,0.118,-0.086,0.135,-0.154,-0.113,0.161,0.102,0.138,-0.085,0.099,-0.09,0.078,0.162,-0.077,-0.144,-0.108,0.083,0.122,0.157,-0.107,0.157,-0.126,0.105,0.141,0.114,-0.158,0.15,-0.091,0.128,-0.101,-0.082,-0.109,-0.109,0.098,-0.084,0.083,-0.065,0.081,-0.042,-0.065,-0.045,0.035,-0.078,0.09,0.066,-0.089,-0.094,-0.074,0.131,0.08,0.074,0.101,-0.056,0.09,-0.062,0.095,-0.054,-0.055,-0.062,-0.06,0.073,-0.068,0.103,-0.089,0.102,0.062,-0.11,0.07,-0.1,0.053,-0.087,-0.074,0.074,-0.09,0.039,-0.067,0.07,-0.06,0.068,-0.046,0.039,-0.036,0.053,0.064,-0.055,-0.039,-0.038,0.055,-0.068,-0.052,0.068,0.178,0.154,-0.079,0.065,-0.049,0.087,-0.067,0.046,-0.046,0.151,-0.052,0.06,-0.042,0.055,-0.05,0.069,0.062,-0.056,-0.074,-0.054,0.137,0.09,-0.08,0.066,0.075,0.059,0.061,0.065,0.07,0.064,-0.065,0.115,-0.079,0.066,0.102,0.082,-0.116,0.037,-0.057,-0.06,-0.058,-0.064,-0.054,-0.043,0.066,-0.094,0.116,0.055,0.043,-0.037,0.027,0.064,0.059,0.039,-0.056,0.031,0.029,-0.03,-0.036,-0.037,0.052,-0.035,0.033,-0.025,0.034,-0.051,-0.048,0.091,-0.064,0.082,-0.097,-0.067,-0.07,0.058,-0.085,0.098,-0.083,0.145,-0.078,0.055,-0.075,-0.079,0.097,-0.057,0.082,0.081,-0.049,-0.059,-0.078,0.082,-0.097,0.098,0.092,-0.085,0.081,0.125,0.104,0.14,0.093,0.06,-0.096,0.057,-0.058,0.125,-0.102,0.151,0.09,-0.077,0.101,0.095,-0.065,0.093,-0.08,0.034,-0.049,0.026,-0.053,0.069,0.071,0.067,-0.092,-0.109,-0.118,0.117,-0.097,0.096,-0.074,0.064,-0.048,0.041,-0.043,0.034,0.014,-0.037,0.036,-0.048,0.022,0.04,-0.031,0.02,-0.025,0.021,-0.024,0.071,0.071,-0.056,-0.044,-0.125,0.07,-0.054,0.03,0.041,-0.072,0.076,-0.042,0.051,-0.025,0.016,0.027,-0.037,0.049,-0.084,0.053,0.086,0.072,0.052,-0.058,0.07,-0.086,0.126,-0.098,-0.049,0.047,-0.073,0.056,-0.036,0.047,-0.053,-0.062,0.059,-0.062,-0.029,0.031,0.042,0.068,0.069,0.064,-0.052,0.053,0.053,0.038,-0.034,-0.034,-0.044,-0.047,-0.026,-0.022,-0.02,0.01,0.01,-0.016,-0.034,0.016,0.018,0.024,0.014,-0.008,0.012,-0.011,0.01,-0.009,0.009,0.018,0.009,0.007,-0.012,0.015,-0.013,0.011,-0.011,0.061,-0.064,0.054,-0.071,0.058,-0.044,0.032,-0.044,0.053,0.025,0.027,0.021,-0.041,0.045,0.046,-0.054,0.044,-0.017,0.021,-0.028,0.038,0.036,-0.034,0.035,-0.049,0.032,0.039,0.035,0.049,-0.035,0.037,0.041,-0.034,0.024,-0.027,0.023,-0.044,0.028,-0.048,0.036,-0.016,0.01,-0.013,-0.009,-0.035,0.057,0.027,0.027,0.04,0.041,0.013,0.027,-0.016,0.01,-0.011,0.022,0.015,-0.012,-0.012,0.013,0.014,0.018,0.013,-0.008,-0.008,0.009,-0.006,0.009,0.004,0.005,0.005,0.003,0.003,-0.004,-0.003,-0.004,-0.007,0.009,0.012,-0.007,-0.014,0.009,0.018,-0.01,-0.011,-0.01,0.009,-0.005,-0.006,-0.005,0.006,-0.005,0.006,-0.004,-0.004,0.004,0.004,-0.009,0.005,0.004,-0.004,-0.005,-0.005,0.005,-0.002,-0.003,-0.002,-0.004,0.002,-0.002,0.003,-0.002,0.002,-0.002,0.001,0.001,-0.002,-0.002,0.001,0.001,0.001,0.001,0,0.001,0.001,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0.002,0.002,0.002,0.002,0.002,-0.001,-0.001,0.001,-0.002,0.001,-0.002,0.001,-0.001,0.001,0,0,-0.001,-0.001,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]]