1984/01/01	22.00
1984/01/02	20.40
1984/01/03	20.40
1984/01/04	19.60
1984/01/05	19.60
1984/01/06	19.60
1984/01/07	18.80
1984/01/08	18.80
1984/01/09	18.00
1984/01/10	18.00
1984/01/11	18.00
1984/01/12	18.00
1984/01/13	18.00
1984/01/14	17.30
1984/01/15	17.30
1984/01/16	17.30
1984/01/17	17.30
1984/01/18	16.60
1984/01/19	16.60
1984/01/20	16.60
1984/01/21	15.90
1984/01/22	15.90
1984/01/23	15.20
1984/01/24	15.20
1984/01/25	15.20
1984/01/26	15.20
1984/01/27	15.20
1984/01/28	15.20
1984/01/29	14.50
1984/01/30	14.50
1984/01/31	14.50
1984/02/01	14.50
1984/02/02	13.80
1984/02/03	13.80
1984/02/04	13.80
1984/02/05	13.10
1984/02/06	13.10
1984/02/07	13.10
1984/02/08	13.10
1984/02/09	13.10
1984/02/10	13.10
1984/02/11	13.10
1984/02/12	13.10
1984/02/13	13.10
1984/02/14	15.90
1984/02/15	14.50
1984/02/16	19.60
1984/02/17	15.90
1984/02/18	13.80
1984/02/19	14.50
1984/02/20	19.60
1984/02/21	13.80
1984/02/22	11.70
1984/02/23	11.00
1984/02/24	11.00
1984/02/25	11.00
1984/02/26	11.00
1984/02/27	13.10
1984/02/28	14.50
1984/02/29	11.70
1984/03/01	11.70
1984/03/02	11.00
1984/03/03	10.40
1984/03/04	10.40
1984/03/05	10.40
1984/03/06	10.40
1984/03/07	10.40
1984/03/08	10.40
1984/03/09	9.80
1984/03/10	9.80
1984/03/11	9.80
1984/03/12	9.80
1984/03/13	9.80
1984/03/14	9.80
1984/03/15	9.20
1984/03/16	9.20
1984/03/17	8.60
1984/03/18	8.60
1984/03/19	8.60
1984/03/20	8.60
1984/03/21	8.00
1984/03/22	8.00
1984/03/23	8.00
1984/03/24	8.00
1984/03/25	8.00
1984/03/26	7.40
1984/03/27	7.40
1984/03/28	7.40
1984/03/29	6.80
1984/03/30	8.00
1984/03/31	7.40
1984/04/01	7.80
1984/04/02	7.80
1984/04/03	7.80
1984/04/04	7.20
1984/04/05	6.60
1984/04/06	6.60
1984/04/07	6.60
1984/04/08	6.60
1984/04/09	7.80
1984/04/10	7.80
1984/04/11	7.80
1984/04/12	7.80
1984/04/13	12.00
1984/04/14	17.60
1984/04/15	17.60
1984/04/16	12.00
1984/04/17	10.20
1984/04/18	9.00
1984/04/19	7.80
1984/04/20	7.80
1984/04/21	7.80
1984/04/22	7.80
1984/04/23	7.80
1984/04/24	7.80
1984/04/25	14.10
1984/04/26	9.60
1984/04/27	9.00
1984/04/28	9.60
1984/04/29	7.80
1984/04/30	7.20
1984/05/01	9.00
1984/05/02	9.00
1984/05/03	11.40
1984/05/04	14.10
1984/05/05	7.20
1984/05/06	7.20
1984/05/07	11.40
1984/05/08	15.50
1984/05/09	13.40
1984/05/10	12.70
1984/05/11	28.00
1984/05/12	13.40
1984/05/13	9.60
1984/05/14	14.10
1984/05/15	33.40
1984/05/16	23.50
1984/05/17	14.80
1984/05/18	27.10
1984/05/19	62.20
1984/05/20	34.30
1984/05/21	26.20
1984/05/22	16.90
1984/05/23	23.50
1984/05/24	28.00
1984/05/25	16.20
1984/05/26	42.40
1984/05/27	38.80
1984/05/28	23.50
1984/05/29	20.80
1984/05/30	35.20
1984/05/31	34.30
1984/06/01	28.90
1984/06/02	27.10
1984/06/03	22.60
1984/06/04	73.00
1984/06/05	38.80
1984/06/06	25.30
1984/06/07	29.80
1984/06/08	87.00
1984/06/09	58.60
1984/06/10	37.90
1984/06/11	36.10
1984/06/12	35.20
1984/06/13	83.00
1984/06/14	50.50
1984/06/15	87.00
1984/06/16	51.40
1984/06/17	42.40
1984/06/18	40.60
1984/06/19	34.30
1984/06/20	34.30
1984/06/21	35.20
1984/06/22	35.20
1984/06/23	50.50
1984/06/24	46.90
1984/06/25	44.20
1984/06/26	41.50
1984/06/27	93.00
1984/06/28	114.90
1984/06/29	83.00
1984/06/30	71.00
1984/07/01	76.00
1984/07/02	58.60
1984/07/03	176.30
1984/07/04	229.80
1984/07/05	227.00
1984/07/06	172.40
1984/07/07	288.20
1984/07/08	239.60
1984/07/09	180.20
1984/07/10	273.00
1984/07/11	370.00
1984/07/12	293.00
1984/07/13	283.50
1984/07/14	330.60
1984/07/15	223.10
1984/07/16	400.40
1984/07/17	289.80
1984/07/18	231.20
1984/07/19	173.70
1984/07/20	148.80
1984/07/21	216.60
1984/07/22	168.50
1984/07/23	172.40
1984/07/24	131.40
1984/07/25	111.60
1984/07/26	95.10
1984/07/27	85.00
1984/07/28	81.00
1984/07/29	87.00
1984/07/30	93.00
1984/07/31	80.00
1984/08/01	74.00
1984/08/02	64.00
1984/08/03	60.40
1984/08/04	57.70
1984/08/05	122.60
1984/08/06	117.10
1984/08/07	152.40
1984/08/08	153.60
1984/08/09	167.20
1984/08/10	279.00
1984/08/11	299.40
1984/08/12	277.50
1984/08/13	194.50
1984/08/14	231.20
1984/08/15	377.60
1984/08/16	469.80
1984/08/17	511.10
1984/08/18	390.90
1984/08/19	302.60
1984/08/20	245.20
1984/08/21	215.30
1984/08/22	177.60
1984/08/23	152.40
1984/08/24	132.50
1984/08/25	120.40
1984/08/26	110.50
1984/08/27	159.60
1984/08/28	181.50
1984/08/29	231.20
1984/08/30	268.50
1984/08/31	358.60
1984/09/01	286.60
1984/09/02	368.10
1984/09/03	330.60
1984/09/04	392.80
1984/09/05	305.80
1984/09/06	273.00
1984/09/07	293.00
1984/09/08	277.50
1984/09/09	217.90
1984/09/10	185.40
1984/09/11	156.00
1984/09/12	150.00
1984/09/13	130.30
1984/09/14	129.20
1984/09/15	116.00
1984/09/16	128.10
1984/09/17	117.10
1984/09/18	129.20
1984/09/19	128.10
1984/09/20	136.90
1984/09/21	132.50
1984/09/22	114.90
1984/09/23	100.60
1984/09/24	93.00
1984/09/25	90.00
1984/09/26	88.00
1984/09/27	81.00
1984/09/28	83.00
1984/09/29	79.00
1984/09/30	85.00
1984/10/01	82.00
1984/10/02	82.00
1984/10/03	70.00
1984/10/04	66.00
1984/10/05	92.00
1984/10/06	92.00
1984/10/07	93.00
1984/10/08	83.00
1984/10/09	85.00
1984/10/10	77.00
1984/10/11	72.00
1984/10/12	67.00
1984/10/13	65.00
1984/10/14	63.10
1984/10/15	58.60
1984/10/16	72.00
1984/10/17	70.00
1984/10/18	100.60
1984/10/19	96.20
1984/10/20	78.00
1984/10/21	71.00
1984/10/22	65.00
1984/10/23	64.00
1984/10/24	59.50
1984/10/25	56.80
1984/10/26	55.00
1984/10/27	52.30
1984/10/28	49.60
1984/10/29	48.70
1984/10/30	47.80
1984/10/31	46.90
1984/11/01	46.00
1984/11/02	44.20
1984/11/03	43.30
1984/11/04	42.40
1984/11/05	41.50
1984/11/06	41.50
1984/11/07	40.60
1984/11/08	39.70
1984/11/09	38.80
1984/11/10	38.80
1984/11/11	37.90
1984/11/12	37.00
1984/11/13	36.10
1984/11/14	35.20
1984/11/15	34.30
1984/11/16	34.30
1984/11/17	33.40
1984/11/18	33.40
1984/11/19	32.50
1984/11/20	32.50
1984/11/21	31.60
1984/11/22	31.60
1984/11/23	30.70
1984/11/24	30.70
1984/11/25	29.80
1984/11/26	29.80
1984/11/27	28.90
1984/11/28	28.00
1984/11/29	28.00
1984/11/30	28.00
1984/12/01	27.10
1984/12/02	26.20
1984/12/03	26.20
1984/12/04	25.30
1984/12/05	25.30
1984/12/06	24.40
1984/12/07	24.40
1984/12/08	23.50
1984/12/09	23.50
1984/12/10	23.50
1984/12/11	23.50
1984/12/12	22.60
1984/12/13	22.60
1984/12/14	22.60
1984/12/15	21.70
1984/12/16	20.80
1984/12/17	20.80
1984/12/18	20.80
1984/12/19	20.80
1984/12/20	20.80
1984/12/21	19.90
1984/12/22	19.90
1984/12/23	19.90
1984/12/24	19.90
1984/12/25	19.90
1984/12/26	19.00
1984/12/27	19.00
1984/12/28	19.00
1984/12/29	19.00
1984/12/30	19.00
1984/12/31	18.30
#===========================================
# Number of observations = 366 / 366
# Average = 69.57