BL = 45 mm
Frequency (Hz)	rel. Uprop (BL/s)	standard error  (BL/s)	n
20	2.04054433863122	0.401329625567035	4
25	1.89601482000003	0.348006172246721	5
30	1.87933675331492	0.282021652416936	5
35	2.19691774783003	0.369150711123931	5
40	2.31970880814582	0.311148881790635	5
45	2.14462587328012	0.222600419169152	5
50	2.00660536088258	0.219955629432132	5
55	1.69670307933512	0.171550760184056	5
60	1.82084547357038	0.196317228096987	5
