The phrase "a record of approximately" is correct and usable in written English.
It can be used when referring to an estimate or approximation of data or information that has been documented.
Example: "The report includes a record of approximately 150 participants in the study."
Alternatives: "an estimate of about" or "a tally of roughly".
Our analysis based on a record of approximately 60 years of mucilage appearance in the Mediterranean Sea (1950 2008) has revealed that patterns of climate anomalies (e.g., the positive anomaly of the surface temperature) explained a large proportion of variance in mucilage outbreaks, on an annual and decadal basis (Figure 4).
The three facilities had good obstetric and gynecological services available to women with a record of approximately 15,000 deliveries per year, and of these, over 70% of the women received at least some antenatal care.
The eight-cap international, who made his debut for Denmark against the Socceroos in London in 2007, has spent most of his career in his home country, save for a brief spell on loan to FC Groningen in the Netherlands, and has a goalscoring record of approximately one every three games.
The match was attended by a record crowd of approximately 15,000.
The current record of approximately 12,000 marine species is clearly an underestimate for such a large and environmentally diverse tropical region.
The image series were acquired from 49×4949 nm2 areas using a reduced sampling of 0.048 nm/pixel, resulting in a recording rate of approximately 1 frame per second.
Very high power densities for free-breathing fuel cell were achieved with thin gas diffusion backing with the record of approximately 360 mW cm−2.
In the medium's early years, 35mm film reels featured a recording length of approximately 11 minutes, making the single-shot a technical impossibility as far as feature films were concerned.
It was announced on Wednesday that the 2008 Federal Deficit will reach a near-record of approximately $407 billion.
In 1990 a Record of Decision was signed to remove approximately 10,000 cubic yards of sediment with PCB concentrations > 4,000 ppm.
The retrieved OBSs have a recording period of approximately two weeks after the occurrence of the mainshock and were positioned in the southern area of the source region.
