New in version 2.0.
Report meter distribution of expr as string:
abjad> measuretools.report_meter_distribution_as_string(t) # doctest: +SKIP
'\t3/80\t2\n\t2/16\t73\n\t7/40\t1\n\t3/16\t20\n\t16/80\t1\n\t17/80\t1\n
\t19/80\t1\n\t4/16\t73\n\t5/16\t62\n\t13/40\t1\n\t27/80\t1\n\t6/16\t12\
n\t7/16\t16\n\t8/16\t13\n\t9/16\t15\n\t10/16\t4\n'
Return string.