CREATE TABLE measurement (
	time    timestamptz      NOT NULL,
	c_gem_1 DOUBLE PRECISION NOT NULL,
	c_gem_2 DOUBLE PRECISION NOT NULL,
	c_gem_3 DOUBLE PRECISION NOT NULL,
	ep_1    DOUBLE PRECISION NOT NULL,
	ep_2    DOUBLE PRECISION NOT NULL,
	ep_3    DOUBLE PRECISION NOT NULL,
	i_gem_1 DOUBLE PRECISION NOT NULL,
	i_gem_2 DOUBLE PRECISION NOT NULL,
	i_gem_3 DOUBLE PRECISION NOT NULL,
	i_max_1 DOUBLE PRECISION NOT NULL,
	i_max_2 DOUBLE PRECISION NOT NULL,
	i_max_3 DOUBLE PRECISION NOT NULL,
	p_gem_1 DOUBLE PRECISION NOT NULL,
	p_gem_2 DOUBLE PRECISION NOT NULL,
	p_gem_3 DOUBLE PRECISION NOT NULL,
	p_max_1 DOUBLE PRECISION NOT NULL,
	p_max_2 DOUBLE PRECISION NOT NULL,
	p_max_3 DOUBLE PRECISION NOT NULL,
	s_gem_1 DOUBLE PRECISION NOT NULL,
	s_gem_2 DOUBLE PRECISION NOT NULL,
	s_gem_3 DOUBLE PRECISION NOT NULL,
	s_max_1 DOUBLE PRECISION NOT NULL,
	s_max_2 DOUBLE PRECISION NOT NULL,
	s_max_3 DOUBLE PRECISION NOT NULL,
	u_gem_1 DOUBLE PRECISION NOT NULL,
	u_gem_2 DOUBLE PRECISION NOT NULL,
	u_gem_3 DOUBLE PRECISION NOT NULL
);
