import pandas as pd
import numpy as np
wca_results = pd.read_csv('WCA_export_results.tsv', sep='\t')
times_df = wca_results[(wca_results['eventId']=='333')].loc[:,'value1':'value5']
times_np = times_df.values.ravel()
non_dnf = times_np[times_np>0]
non_dnf.mean()