Private-equity firms completed 71 Japanese investments in the first half of this year, up from 60 in the same period the previous year, though the overall value nearly halved to $1.56 billion from $2.99 billion, according to S&P Capital IQ, a data and research provider.
Utilize the input text as a context reference, choose the right relationship between 'halved' and 'half' from the options.
Options: stock exchange, owned by, product/material produced, distribution format