code: func (agent *Agent) initStatusCounters() {
  	httpStatuses := []int{
  		http.StatusContinue, http.StatusSwitchingProtocols,
  
  		http.StatusOK, http.StatusCreated, http.StatusAccepted, http.StatusNonAuthoritativeInfo,
  		http.StatusNoContent, http.StatusResetContent, http.StatusPartialContent,
  
  		http.StatusMultipleChoices, http.StatusMovedPermanently, http.StatusFound, http.StatusSeeOther,
  		http.StatusNotModified, http.StatusUseProxy, http.StatusTemporaryRedirect,
  
  		http.StatusBadRequest, http.StatusUnauthorized, http.StatusPaymentRequired, http.StatusForbidden,
  		http.StatusNotFound, http.StatusMethodNotAllowed, http.StatusNotAcceptable, http.StatusProxyAuthRequired,
  		http.StatusRequestTimeout, http.StatusConflict, http.StatusGone, http.StatusLengthRequired,
  		http.StatusPreconditionFailed, http.StatusRequestEntityTooLarge, http.StatusRequestURITooLong, http.StatusUnsupportedMediaType,
  		http.StatusRequestedRangeNotSatisfiable, http.StatusExpectationFailed, http.StatusTeapot,
  
  		http.StatusInternalServerError, http.StatusNotImplemented, http.StatusBadGateway,
  		http.StatusServiceUnavailable, http.StatusGatewayTimeout, http.StatusHTTPVersionNotSupported,
  	}
  
  	agent.HTTPStatusCounters = make(map[int]metrics.Counter, len(httpStatuses))
  	for _, statusCode := range httpStatuses {
  		agent.HTTPStatusCounters[statusCode] = metrics.NewCounter()
  	}
  }
docs: //Initialize metrics.Counters objects, used to collect HTTP statuses