British Columbia Emergency Health Services has released grim statistics on the toxic drug crisis ahead of the seventh anniversary of the province declaring a public health emergency.B.C. set records in March for the most overdose calls in one day, the highest 30-day average of overdose calls and the most consecutive days where paramedics attended 100 or more poisonings.The province is also on pace to set a new record for poisoning calls in a year and match its annual record for the most naloxone doses administered to reverse the effects of opioids.B.C. was the first jurisdiction in Canada to declare a public health emergency over increasing overdoses on April 14, 2016. Overdose deaths had reached 474 in 2015, a 30 per cent increase from the year before, and the government said more people were dying every month.